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Downloaded from www.Hsslive.in ®, , XI BOTANY - PREVIOUS QUESTIONS 2012-2021, , 1, , Chapter1-Biological Classification, 1Mark Questions, 1. 'Diatoms, the chief producers in the oceans,, are useful to us even after their death.', 2012 March, Evaluate the statement., , 10. The name 'Virus' that means venom or, poisonous fluid was given by ............, a) Pasteur, b) Ivanowsky, c) Beijerinck, 2016 March, d) Stanley, , 2. Based on the relationship fill in the blanks., Euglena : protista, Mycoplasma : ____________, 2012 Imp. 11. Cell wall deposits of diatoms are called, diatomaceous earth. Write any two uses of it., 3. Suggest the correct scientific term for the, 2016 Imp., following:, 2012 Imp. 12. Read the following statements and select the, Algal partner in lichens, correct satements from the given choices., 4. Botany teacher brought a diseased plant in the, i) Methanogens are present in the guts of, classroom. Manoj identified the pathogen as a, ruminant animals., virus. Can you list any two symptoms of, ii) Mycoplasma has distinct cell wall., disease, that helped him to identify the, iii)Viroids are infectious naked DNA, pathogen., 2013 March, molecules., iv) Algal component of lichen is, 5. Observe the relationship between the first pair, phycobiont., and fill up the blanks using appropriate, a) (ii) and (iii), terms:, b) (i) and (iv), a) Carolus Linnaeus - Two kingdom classification, c) (i) and (iii), R H Whittaker - ................, 2017 March, d) (ii) and (iv), b) Thermoacidophiles - Extreme heat, Halophiles - ................, , 2013 Imp., , 13. Identify the kingdom based on the clues given, below., 6. Identify the statement which is applicable to, a) Organisms are Eukaryotic., cyanobacteria., b) Their cell wall is made up of chitin., a) Important decomposers, 2017 Imp., b) Form blooms in polluted water, 14. Observe the figure given beiow and identify, c) Presence of prominent nucleus, the blue green alga., d) Completely lack of a cellwall, 2014 March, , 7. Name one word for the following:, a) Symbiotic association of algae and fungi, b) Viruses that attack bacteria, , 2014 Imp., , 8. The class of fungi known as imperfect fungi, is ..............., a) Ascomycetes, b) Phycomycetes, c) Deuteromycetes, 2015 March, d) Basidiomycetes, 9. Observe the relationship between the first pair, and fill in the blanks using appropriate terms:, Bacillus Bacteria - Rod shaped, Coccus Bacteria - ........................., 2015 Imp., , 2018 Model, , 15. Fill in the blank., In Anabaena specialized cells called ............, help in nitrogen fixation., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2018 March

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Downloaded from www.Hsslive.in ®, , Chapter1-Biological Classification, , 2, , 16. Which one of the following features is 24. Which among the following produce biogas, applicable to bacteriophages?, from the dung of ruminant animals ?, a) They are bacterial viruses., (a) Thermoacidophiles, b) They have double stranded DNA as, (b) Cyanobacteria, genetic material., (c) Methanogens, c) The protein coat is called capsid., (d) Halophiles, 2020 Model, i) a) and b), 25. Observe the relation, and fill up the blank., ii) b) and c), Trypanosoma : Flagellated Protozoan, iii) a) and c), .............................: Ciliated protozoan, 2018 Imp., iv) All of the above, 2020 Model, 17. ______________are the smallest living cells., 2018 2nd term, , 26. Observe the figure given below. Name the, organism., , 18. Characteristic features of a protist are given, below. Identify the group of protist., (a) Saprophytic protist, (b) Under suitable condition, they form an, aggregation called plasmodium. 2019 Model, , 2020 March, , 19. Observe the relationship between the first two 27. Fill in the blank., terms and fill in the blank., Archaebacteria which can survive in hot, a) Mushroom : Agaricus, springs are called ____________, 2020 Imp., 2019 March, b) Bread mouid : ...................., 28. Network of hyphae in fungi is called _______, 20. Which among the following is an example for, 2021 Model, flagellated protozoan?, 29. Choose the correct answer from the following., (a) Amoeba, AIDS in human being is caused by ________., (b) Trypanosoma, (a)Bacterium, (b)Fungus, (c) Paramoecium, (c)Virus, (d)Mycoplasma, 2019 Imp., (d) Plasmodium, 2021 Model, , 21. Observe the given figures A and B. Identify the, protista class in which these organisms, belong., 2 Marks Questions, 1. The symbiotic association of fungi with roots, of higher plants is called mycorrhizae. How is, agent which cause Bovine, mycorrhizal association helpful to plants?, 2014 Imp., Encephalopathy, (mad, cow, 2019 1st term, , 22. Name the, Spongiform, disease)., , 2019 1st term, , 2. R.H.Whittaker classified organisms into five, 23. Observe the relationship between the first pair, kingdoms based on certain criteria. Write any, and flll up the blanks using appropriate terms., four criteria., 2017 2nd term, a) Rod shaped bacteria: bacillus;, 3. Some organisms show associations which are, Comma shaped bacteria : .........................., mutually benefited., b) Trypanosoma : flagellated protozoan;, a)Which are the components of Lichens?, Paramoecium : ......................... 2019 2nd term, b) What is the ecological significance of, 2018 2nd term, lichens?, 4. Dead remains of diatoms are known as, 'diatomaceous earth'. Write down two uses of, 2019 1st term, 'diatamaceous earth', Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter1-Biological Classification, 5. Observe the figure ., a) Identify the organism., b) Mark the parts labelled as 1 and 2., , 7, , 3, , What is the role of fungus in mycorrhiza?, 2020 Model, , 3 Marks Questions, 2019 1st term, , 6. Identify the two classes of fungi marked as A, and B., , 1 Who proposed five kingdom classification?, Write down the criteria for this classification., 2019 1st term, (5 criteria)., , Phycomycetes, , Classes of Fungi, , A, , Deuteromycetes, , B, , 2019 1st term, , Chapter 2 -Plant Kingdom, 1Mark Questions, , 2 Marks Questions, , 1. Choose the correct answer., The photosynthetic thalloid gametophyte of, pteridophyte is called, A.Gemma, B.Prothallus, C.Protonema, D.Capsule, 2017 2nd term, , 1. Most pteridophytes are homosporous, but, there are exceptions., a) Identify two heterosporous genera, b) 'Heterospory is a precursor to seed, habit'. Point out any one common, character found in heterospory and seed, 2012 March, habit., , 2. Observe the relationship and fill in the blanks., a) Coralloid root : Association of roots with, N2 fixing cyanobacteria, b) ..............................:Association of roots with, fungi., , 2. Eventhough algae are primary producers on, aquatic ecosystems, man is benefited by algae, in a variety of ways.Write any four points in, favour of this statement., 2012 March, , 2019 1st term., , 3. Fill in the blanks., Class, , Common Name, , Stored Food, , ______(a)_______, , Green Algae, , Starch, , Rhodophyceae, , Red Algae, , ______(b)______, 2019 1st term., , 3. The following is a list of characteristic features, of angiosperms and gymnosperms. Choose, those characters that blong to gymnosperms., a) Tracheids alone form the conducting, elements in xylem., b) Production of fruits, c) Naked seeds, d)Cones are seen, e)Flowers absent, f) Xylem mainly contais vessels, 2012 Imp, g)Double fertilisation present, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 2 -Plant Kingdom, , 4, , 4. 'Double fertilisation is an event unique to, 12.Double fertilization is a unique feature of, angiosperms'., angiosperms. Explain the two processes, 2016 Imp, a)Mention the two fusions in this event., involved in double fertilization., b)Name the products obtained as a result, 2013 March 13.Algae are useful to man in a variety of ways., of these fusions., 2017 March, Suggest any four uses of algae., 5. Give reasons for the following:, 14.Distinguish between protonema and, a)Bryophytes are called amphibians of, 2017 Imp, prothallus., plant kingdom., b)Fertilisation in angiosperm is called, 15.Analyse the table and fill in the blanks., 2013 Imp, double fertilisation., C, A, B, 6. Unlike a majority of the pteridophytes, genera, (a), like Selaginella and Salvinia show a unique, Green algae, Starch, ..............................., feature in spore formation., a)What is this feature?, (c), (b), Phaeophyceae, b)Briefly comment on its significance, ................................ ..............................., 2014 March, 7. Match the following., , Rhodophyceae, , A, , B, , a)Floridean starch, , Gymnosperm, , b)Double, fertilization, , Red algae, , c)Coralloid roots, , Fern, , d)Prothallus, , Angiosperm, , (d), ..............................., 2017 2nd term, , 16.Certain pteridophytes produce two types of, spores. Name this condition. Write the, evolutionary significance of this condition., 2017 2nd term, , 2014 Imp., , 8. Complete the given table of algal divisions and, their main charateristics by filling 'a', 'b', 'c', and 'd'., Chlorophyceae Chlorophyll-a,b ..............(a)..............., Phaeophyceae, , Red algae, , Chorophyll-a,c Laminarin, and .......(b)........ Mannitol, , Chlorophyll-a,d, ............(c).............. and, ..............(d)..............., Phycoerythrin, 2015 March, , 9. 'Amphibians of plant kingdom' is used to, denote a specific group in plant kingdom., Name the plant group and list any three, vegetative or reproductive characters of that, 2015 Imp, plant group., , 17.Artificial system and natural system are two, systems of classification. Who are the, proponents of these two systems ? Write the, criteria used by them for these classifications., 2018 Model, , 18.Certain life cycle patterns of various plant, groups are given below:, Diplontic, Haplontic,, Haplo - diplontic, Choose the life cycle pattern shown by, gymnosperms and angiosperms. Write the, peculiarities of the identified life cycle pattern., 2018 Model, , 19.The given figure shows a plant belonging to, liverworts. Identify the plant. Name the asexual, buds seen on it and write their features., , 10.Write any two distinguishing features of the, algal class Rhodophyceae., 2016 March, 11.Distinguish between mycorrhiza and coralloid, 2016 March, roots., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2018 March

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Downloaded from www.Hsslive.in ®, , Chapter 2 -Plant Kingdom, 20.Match the items of column A with column B., , a) Prothallus, , i), , Asexual bud in liverwort, , b) Protonema, , ii), , Sporophyte of, angiosperms, , Thalloid gametophyte of, c) Antheridium iii), pteridophytes, d) Gemmae, , Male sex organs in, iv), bryophytes, v), , 25.Match the columns A and B, A, , Column B, , Column A, , 5, , Gametophytic stage of, mosses, 2018 Imp., , 21.Identify the two events occur in double, fertilization of angiosperms., 2018 2nd term, 22.Write any two economic irnportance of, 2018 2nd term, bryophytes., 23.Analyse the flow chart and find out A and B., , B, , (i) Prothallus, (a) Mosses, (ii) Sporophylls, (b) Plant body of algae, (iii) Coralloid roots (c) Gametophyte of, Pteridophytes, (iv) Protonema, (d) Sporangia bearing leaves, (e) Nitrogen fixation, 2019 Imp., , 26.Characters of a plant group is given below:, Occur in damp, Humid and shaded, localities. Amphibians of plant kingdom., a) Identify the plant group., b) Why are they called "amphibians of plant, 2019 1st term., kingdom"?, 27.Match the following., Type of classification, i) Numerical, Taxonomy, ii) Cytotaxonomy, , Amphibians of plant kingdom, , Characteristics, a) Based on chromosome, number, structure and, behaviour, b) Based on the uses and, chemical constituents, of plant, c) Carried out using, computers, , A, , B, , 2019 1st term., , 28.Seleginella and Salvinia are pteridophytes, which show heterospory., a) What is heterospory?, 2019 1st term., b) Give its significance., , Mosses, 2019 Model, , 24.Observe the frgure given below. It shows, two phases in the life cycle of a plant., , 29.Match column I with column II, Column I, i) Volvox, ii) Cycas, iii) Selaginella, iv) Sphagnum, , Column II, a) Moss, b) Pteridophyte, c) Algae, d) Gymnosperm, 2019 1st term., , Identify the phase marked as A. Write any two, peculiarities of this stage., 2019 March, , 30.Agar is a commercial product obtained from, red algae., a) Name the two algae which can be used, to produce agar., b) Write any one use of agar., 2019 2nd term., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 2 -Plant Kingdom, 31.Match the items of column A with B:, , (A), , 6, , 3 Marks Questions, , (B), , 1. Arrange the following algae in corresponding, columns., Ectocarpus, Spirogyra, Ficus, Volvox,, Chlamydomonas, Polysiphonia, , (a) Double fetilization (i) Bryohyte, (b) Heterospory, , (ii) Algae, , (c) Protonema, , (iii) Gymnosperm, , (d) Naked seeds, , (iv) Pteridophyte, , Haplontic algae, , Haplo-diplontic, Diplontic algae, algae, , (v) Angiosperm, , 2019 1st term., 2020 March, , 32.Seleginella and Salvinia show a unique feature, in spore production., a) What is this feature?, 2020 Imp., b) Comment on its significance., 33.Complete the table with appropriate terms :, , 2021 Model, , 34.(a) Which plants are known as ‘Amphibians of, the plant kingdom’ ?, 2021 Model, (b) Give reason., , Chapter 3 -Morphology of Flowering plants, 1Mark Questions, 1. Observe the given relation and fill in the, blanks., Cucumber : Tendril, Citrus : ................, 2012 March, 2. Observe the following diagrams "a" and "b"and, identify the placentation., , 4. Observe the floral diagram and answer the, following questions:, , a) Name the family, b) Write the nature of stamen, , 2013 Imp., , 5. Normally, roots grow into the soil. But in some, plants like Rhizophora, many roots come out of, the ground and grow vertically upwards. What, are these roots called? Give their function., 2014 March, , 2012 Imp., , 3. Observe the given relation and fill in the, blanks., a) Plumule : Coleoptile, Radicle : ..................., b) Starch : Amyloplast, Fat : ............................, 2013 March, , 6. Four stem modifications are given below., Three of them are underground stem, modifications. Pick the odd one out as your, answer., (Potato, Opuntia, Ginger, Colocasia), , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2015 Imp.

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Downloaded from www.Hsslive.in ®, , Chapter 3 -Morphology of Flowering plants, , 7, , 7. By examining the four matchpairs given below,, 2 Marks Questions, find the correct matched pair from the, 1. In cactus both leaves and stem are modified to, alternatives given below., perform different functions. Name the, modifications and identify their functions., (i) Racemose - Peduncle grows indefinitely, , 2012 Imp., , (ii) Epigynous flower - Ovary superior, (iii) Phyllotaxy - Arrangement of leaves on the, stem, , 2. The following figures show two types of, aestivation. Answer the following questions., , (iv) Coleoptile - Envelope covering the radicle, a) (i) and (ii), b) (ii) and (iv), c) (ii) and (iii), d) (i) and (iii), , a) Identify the types A and B, b) How will you distinguish A and B ? 2013 Imp., , 2016 Imp., , 8. In the family Fabaceae, stamens are described, as ................, a) Five, epipetalous, b)Ten, diadelphous, c)Six, epipetalous, 2017 Imp., d)Six,diadelphous, , 3. The following diagram represents five petals of, a flower in a pant belonging to a major family., Answer the following questions., , 9. Observe the relationship between the first two, terms and fill in the blank., Epipetalous Stamen - Brinjal, 2018 March, ......................................... - Lily, 10.Observe the figure and identify the type of, inflorescence., , a) Identify the family., b) Write the floral formula of the flower., , 2014 March., , 4., , 2019 Model, , 11.Choose the correct answer., The arrangement of veins and veinlets in, leaf lamina., a) Phyllotaxy., b) Venation., c) Inflorescence., 2019 1st term, d)Placentation., 12. Fill in the blank :, In Rhizophora certain roots grow vertically, for breathing. Such roots are called ________., , Write the names of aestivation in figures 1, 2, and 3. Identify aestivation of petals in pea, flowers from the above three aestivations., , 2015 Imp., , 5. Identify the diagram and label the parts shown, as..., (i) ..............., (ii).............., (iii)............., (iv)................, , 2021 Model, 2016 Imp., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 3 -Morphology of Flowering plants, 6. Observe the diagrams given below., , 13.Root is covered at the apex by a thimble like, structure. Name the structure and write its, 2019 1st term, major function., , Name the type of flowers A and B., Give one example of each., , 2017 Imp., , 7. Write two differences between recemose and, 2017 Imp., cymose inflorescence., 8. Match the following:, Column B, , Column A, a) Calotropis, , i), , 8, , Vexillary, , 14.What type of modifications of root is found ina) Banyan tree, b) Rhizophora, c) Sugarcane, 2019 1st term, d)Turnip, 15.Salient features of angiosperms are given, below. Select the features of dicotyledons., a) Seeds having two Cotyledons, b) Parallel venation in leaves, c) Single cotyledon in seeds, d)Reticulate venation in leaves, 2019 1st term, 16.Match the following:, , b) China Rose, , ii) Valvate, , c) Cassia, , iii) Twisted, , d) Pea, , iv) Imbricate, , Example, , Root modification, , 2018 March, , 9. The following figures A and B shows two, different types of phyllotaxy., , a)Stilt root, , i)Rhizophora, , b)Storage root, , ii) Banyan tree, , c)Pneumatophore, , iii) Carrot, , d)Prop root, , iv) Sugarcane, 2019 2nd term, , 17.Observe the diagram and label the parts noted, as A, B, C and D., , Identify the phyllotaxy A, B and explain, 2018 Imp., them., 10.Write any two major difference between, racemose and cymose inflorescence. 2018 2nd term, 11.The following figures A and B shows two, different types of placentation. Identify the, placentation and explain., 18.Define the following terms:, (a) Aestivation, (b) Placentation, 2019 Model, , 12.Identify the type of compound leaves. Give one, example for each., , 2020 Model, , 2020 Imp., , 19.Phyllotaxy is the pattern of arrangement of, leaves on stem of branch. Write the name of, 2021 Model, any two types of Phyllotaxy., , 2019 1st term, Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 3 -Morphology of Flowering plants, 21/2 Marks Questions, , 9, , 5. Observe the given floral diagram., , 1. The diagram given below shows the parts of a, true fruit., , a) Write the technical name of this fruit, developed from a monocarpellary, superior ovary., b) Label parts A and B, c) Can you distinguish a parthenocarpic, 2013 March, fruit from the given fruit?, 3 Marks Questions, 1. Given below is the floral diagram of a family you, have studied., , a) Identify the family., b) Write any four floral characters of the, 2016 March, identified family., 6. a) The arrangement of flowers on the floral, axis is called........., i) Aestivation, ii) Phyllotaxy, iii) Placentation, iv) Inflorescence, b) How can you differentiate an actinomorphic, flower from a zygomorphic flower? 2017 March, 7. Observe the floral formula given below., , a.Identify the family, a) Identify the family and aestivation of, b.Write any three peculiarities of, corolla., gynoecium. Name a plant belonging to, b) Describe three other floral characters, 2017 2nd term, this family., from the floral diagram using, 2012 March 8. Observe the figures a, b and c. Identify the, technical terms., position of ovary of each flower and name the, 2. The arrangement of ovules in the ovary is, flowers accordingly., known as placentation. Given below are, different types of placentations., , 2017 2nd term, , a) Identify (a), (b) and (c)., b) Briefly explain (a), (b) and (c) in one or, 2014 Imp., two sentences., 3. In most of the plants, roots are meant for, absorption and fixation. But there are, exceptions to these functions. Justify the, statement citing atleast three examples.2015 March, , 9. Observe the terms given below:, Vexillary, Axile, Marginal, Imbricate,, Basal, Valvate., Identify the three kinds of placentation from, 2018 Model, the above. Explain them., 10.Based on the symmetry, the flowers can be, classified into three types. Name and explain, 2018 Imp., them., , 4. The main function of most of the stems is, spreading out branches, bearing leaves, 11.Observe the diagram. Identify the type of, placentations. Give one example for each type., flowers and fruits and the conduction of, materials. But there are exceptions to this., Justify the statement citing atleast three, 2018 2nd term, 2015 March, examples., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 3 -Morphology of Flowering plants, 12.Write three peculiarities of gynoecium seen in, Solanaceae and Fabaceae., 2019 March, 13.Names of three plants are given below., a) Rhizophora, b) Bougainvillea, c) Pea, Name the modifications seen in these plants., 2019 March, Write functions., 14.Observe the given floral diagram:, (a) Identify the family., (b) Write down any two distinguishing, feature of gynoecium., (c) Write any two economically useful, plants belonging to this family., , 2019 Imp., , 15.The pattern of arrangement of leaves on stem is, called phyllotaxy., a) Name three types of Phyllotaxy., b) Give one example for each type.2019 1st term, , 10, , 18.A and B are floral diagrams of two angiosperm, families., (a) Identify the families of A and B., (b) Write the characters of gynoecium of A, and B., , 2020 Model, , 19.Observe the figures A and B., , (a) Identify the aestivation A and B, (b) Write one peculiarity of A., (c) Name the three kinds of petals in B., , 2020 March, , 20.Observe the figures A and B given below., , 16.Observe the figures A and B, a) Identify the type of inflorescence., b) Write any two difference between them., (a) Name the type of venation in A and B., (b) Define venation., 2020 March, 21.Observe the given floral diagram., 2019 1st term, , 17.Floral formulae of an angiosperm plant is given, below., , a) Identify the family., b) Write the characteristic feature of, corolla and androecium of flowers, of this family., c) Write one economically important plant, of this family., 2019 2nd term, , (a) Identify the family., (b) Write any two floral characters of this, family., (c) Write the name of two economically, important plants of this family., , 2020 Imp., , 22. Flowers are classified into three types based, on the position of floral parts on thalamus., (a) Which are they ?, (b) Write the position of ovary in each one, 2021 Model, of them., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 4 -Anatomy of Flowering plants, 1Mark Questions, , 11, , 9. Select the statement which is not applicable to, sclerenchyma., a) Consists of long narrow cells, b) The cells are living, c) The cell wall is lignified, d) Provides mechanical support to organs, , 1. Analyse the given statements and correct the, false statements with respect to the, underlined word., a) In roots, vascular tissues are conjoint., b) Cork cambium is otherwise called, 2019 2nd term, 2012 March, phelloderm., 2. Imagine that you and your father is visiting a 10.Choose the correct answer., Casparian strips are present in ..., timbershop to buy wood for making furniture., (a) Dicot root, Timbershop owner suggested rosewood., (b) Dicot leaf, Father seeks your help to determine the age of, (c) Dicot stem, the wood., 2020 March, (d) Monocot stem, a) As a botany student, can you help your, father?, 11.Choose the correct answer., b) Justify your answer., 2013 Imp., Vascular bundles which have cambium, between xylem and phloem is called ______, 3. In timber yielding plants, only the central part, (a) Open vascular bundle, of the wood is used to make furniture. Name, (b) Closed vascular bundle, this part and justify your answer., 2016 Imp., (c) Radial vascular bundle, (d) Peripheral vascular bundle, 4. Parenchyma is a tissue for storage,, , 2020 Imp., , schlerenchyma is a tissue for ............., , 2017 Imp., , 5. Fill in the blank., Epidermal hairs on the stem of certain, 2017 2nd term, plants are called............., 6. Choose the CORRECT answer., All tissues on the innerside of the, endodermis together constitute...., a) Conjuctive tissue, b) Stele, c) Pericycle, d) Vascular bundle, , 2018 Imp., , 7. Which among the following is a correct, statement?, a) Lenticels permit exchange of gases., b) Phelloderm is a secondary meristem., 2 Marks Questions, c) Bulliform cells are present in roots., d) In stem, the xylem is exarch. 2018 2nd term 1. In an anatomy lab, Ramu and Salim were, taking transverse sections (T.S.) of two, 8. Complete the table with appropriate words., specimens A and B respectively. Their, observations are given in the table. Complete, ____a____, the table., Specimen A, Specimen B, Phellogen, PERIDERM, 1a.Closed vascular, 1b.Open vascular, bundles, ___b____, , 2019 2nd term, , bundles, , 2a., , 2b., , 3a., , 3b., 2012 March, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 4 -Anatomy of Flowering plants, , 12, , 2. Two types of plant specimens were given to 7. Complete the flowchart given below:, students for microscopical observation. They, Xylem, were directed to note down the features they, observed. Major features noted by students, were summarised in the box below., Primary xylem ...............a................, a) Radial vascular bundles and are 20 in, number, b) Collateral vascular bundles arranged in, Protoxylem, ...............b................, the form of a ring and vascular bundles, are few in number, c) Xylem round in shape, ...............c................, Endarch, d) Xylem is exarch, e) Cambium present in between xylem, and phloem, Root, ...............d................, f) Xylem is endarch, 2018 March, 8. Observe the T.S of a plant part given below:, a) Name the two specimens., b) Substantiate your answer by picking up the, features of specimens from the box and, write them in two columns., 2013 Imp., 3. Stomata are small openings present in the, epidermis of leaves. The stomata are bound by, guard cells. Mention the role of guard cells in, 2014 Imp., stomatal mechanism., 4. The internal anatomy of dicot and monocot, stems show many differences. Mention any, four differences between their vascular, 2016 Imp., bundles., , Identify the plant part and explain any two, 2018 Imp., features of its vascular bundles., 9. The opening and closing of stomata is aided by, the peculiarities of bean shaped guard cells., 2018 Imp., Mention any two such peculiarities., , 5. The following are the characters of dicot stem 10.Which are the different types of cells present in, 2018 2nd term, and monocot stem. Identify the characters and, xylem tissue?, write in appropriate column., 11.Identify the types of vascular bundles given, a) Sclerenchymatous hypodermis, below and label the parts., b) Collenchymatous hypodermis, c) Vascular bundles are conjoint, closed, d) Vascular bundles are arranged in a ring, 2017 Imp., , 6. Anatomical features of a plant part are given, below., Collenchymatous hypodermis, Open vascular bundles, Identify the plant part and write other three, features of the identified plant part. 2017 2nd term, , 2018 2nd term, , 12.Observe the T.S. of a leaf given below:, (a) Label A, B and C., (b) Identify the type of leaf ., 2019 Model, , 13.Notice the three simple tissues given below., a) Sclerenchyma, b) Parenchyma, c) Collenchyma, Identify and write the tissue that consists of, cells that are thickened at the corners. Write, of this, tissue., Prepared by Babu G, HSST Jr Botany, the, Govtfunction, HSS, Elavally,, Thrissur, 2019 March

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Downloaded from www.Hsslive.in ®, , Chapter 4 -Anatomy of Flowering plants, 14.Observe the diagrams showing various types of, vascular bundles. Identify and differentiate A, and B., , 13, , 4. Match the following columns A and B., A, , B, , a) Companion cells, , i) Stomata, , b) Lenticels, , ii) Chlorophyll, bearing cells, , c) Bulliform cells, , iii) Casparian strips, , d) Subsidiary cells, , 15.Write any two anatomical differences between, stem and Root of Angiosperms., 2021 Model, , iv) Present between, xylem and phloem, , e) Mesophyll cells, , v) Phloem tissue, , 16.Write the difference between spring wood and, 2021 Model, autumn wood., , f) Endodermal cells, , 2019 2nd term, , 17.Xylem is a conducting tissue seen in higher, plants. Write the names of four elements of, 2021 Model, Xylem., , vi) Empty, colourless, cells, vii) Exchange of gases, 2014 March, , 5. The following figures show two types of, vascular bundles:, , 3 Marks Questions, 1. Dicot plants show secondary growth in their, stem and root., a) Identify the vascular bundles A and B, a) Name the meristems that causes, b) Briefly explain A and B in one or two, secondary growth in vascular region and, 2014 Imp., sentences., cortex, 6. In a dicotyledonous stem, secondary growth, b) Comment on the activity of this, 2012 Imp., takes place at two regions by the activity of two, meristem, lateral meristems., 2. Some tissues in plants are not able to divide, a) Identify the two lateral meristems., further., b) List the new tissues formed from each of, a) Suggest name of such tissues, 2015 March, these meristems., b) Give any three examples, c) List the difference between epidermal, 7., tissue system of roots and leaves., 2012 Imp., , 3. In the anatomy lab, Eugin observed the, following features in the T.S. of a plant part., a) Radial and polyarch xylem bundles, b) Parenchymatous (homogenous) cortex, c) Large pith, d) Epidermis with epidermal hars, e) Pericycle, f) Endodermis with casparian strips, i) Identify the plant. (1/2), ii)Re-arrange the given regions from the, periphery to the centre in their correct, sequence. (11/2), iii) Give an account of casparian strips. (1), , Identify the types of vascular bundle in figure 1, and 2. Write the features of each vascular, bundle., 2015 Imp., (Hint : Any two points each), 8. Distinguish between leaf anatomy of dicot leaf, and monocot leaf., 2015 Imp., (Hint : Any three points each), , 2013 March ., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 4 -Anatomy of Flowering plants, , 14, , 9. How does periderm develop in dicot stem and, replace the outer broken cortical and, epidermal layers?, 2016 March, , 16.The tissue found between the upper and lower, epidermis of a leaf is called mesophyll., a) Write the type of cells found in this, tissue in a dicot leaf., 10.In dicot stem, both intrafascicular and, b) Mention two differences between a dicot, interfascicular cambium form a ring of vascular, 2018 March, leaf and monocot leaf., cambium. Explain the activity of this cambial, 2016 March, ring., 17.(a) A flow chart showing different layers of, periderm is given below. Identify the Iayers, 11.a) The tssues involved in secondary growth of, labelled as A, B., dicot plants are vascular cambium and........., A, b) Compare the formation of vascular cambia, 2017 March, in dicot stem and dicot root., Phellogen, Periderm, 12.Observe the diagram given below., B, (b) Write down two peculiarities of phellogen., , 2019 Model, , Label the parts a,b, c, d. Write any two features, of the vascular bundles seen in the figure., , 2017 2nd term, , 13.Girth of a stem increases due to the activity of, cambial ring. Explain the process of formation, 2017 2nd term, of cambial ring and its activity., 14.Observe the flow chart given below:, Permanent tissues, , 18.Observe the terms given below:, Xylem, Root hairs, Pith, Stomata,, Cambium, Bulliform cells., From this, identify and write the structures, seen in epidermal tissue system. Write their, functions., 2019 March, (Hint : 3 structures), 19.The following are the anatomical features of, flowering plants. Arrange these features in the, table given below:, (i) Exarch xylem, (ii) Presence of hypodermis, (iii) Palisade parenchyma cells, (iv) Conjoint and open vascular bundles, (v) Endodermis with casparian strips, (vi) Large empty bulliform cells, STEM, , Simple tissues, , A, , B, , Complex tissues, , C, , Xylem, , •, •, , LEAF, , ROOT, •, •, , Phloem, , a) Identify A, B. C. Write the function of B., b) Differentiate endarch and exarch xylem., , 2018 Model, , 15.Periderm is constituted by three kinds of, tissues. Name them. Write one peculiarity of, each of them., 2018 Model, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , •, •, 2019 Imp.

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Downloaded from www.Hsslive.in ®, , Chapter 4 -Anatomy of Flowering plants, 20.Anatomical features of two plant specimens, are given below:, a) Name the two specimens., b) Substantiate your answer by arranging, them in two columns., , 15, , 22.Observe the figure given below:, , More than six radial vascular bundles, Large number of vascular bundles arranged, in the form of a ring, Xylem round in shape, , Write any three features on mesophyll cells, from the figure., 2020 March, , Xylem is exarch, , 23.Arrange the following anatomical characters in, appropriate column:, Cambium present between Xylem and, Conjoint vascular bundle, Phloem, Upper and lower epidermis, Xylem is endarch, Exarch xylem, Radial vascular bundles, 2019 2nd term, Endarch xylem, 21.Following are the diagrams showing primary, Ground tissue is called mesophyll, structure of dicot stem (A) and monocot stem, Root, Stem, Leaf, (B).Write any three differences between them., , 2020 Imp., , A, , B, 2020 Model, , Chapter 5 -Cell:Structure and Functions, 1Mark Questions, 1. (a) Identify the cell organelle found both in, eukaryotic and prokaryotic cells., (b) Justify its presence in both types of cells., 2012 March, , 3. Prokaryotic cells possess a special, membranous structure which is formed by, the extensions of the plasma membrane in the, form of vesicles, tubules and lamellae. Identify, this structure and write any one of its, 2014 March., functions, , 2. The diagrams a,b,c given below show, 4. In which hydrolyses, the membrane bound, three, vesicles are present?, 2014 Imp., kinds of chromosomes. Of these, which is, metacentric non-satellite chromosome?, 5. Several ribosomes may attach to a single, Justify, yo, mRNA and form a chain called............., 2015 Imp., ur answer., , 2013 Imp., , 6. Identify the organelle known as 'powerhouse', of the cell from those given below., a) Lysosome, b) Centrosome, c) Mitochondria, 2016 Imp., d) Plastid, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 5 -Cell:Structure and Functions, 7. Choose the correctly matched pair., a) Telocentric chromosome - Middle centromere, b) Metacentric chromosome - Centromere slightly, away from the middle, c) Acrocentric chromosome - Centromere close to, its end, , 2018 Model, , 8. There are different types of leucoplasts in, plant cells. Name the leucoplast that store, proteins., 2018 March, 9. Fill in the blank., Small disc-shaped structures at the surface, of the centromere are called........., 2018 Imp., , 16, , 2 Marks Questions, 1. Match the following:, a) Synthesis and, storage of energy, b) Packaging and, delivery of materials, c) Digestion of intercellular materials, d) Formation of basal, body of cilia and, flagella, , i) Golgi apparatus, ii) Mitochondria, iii) Centriole, iv) Lysosome, , v) Chloroplast, 10.The non - membrane bound organelle found in, all cells is...., 2012 March, a) ER, 2. State whether the statements are 'true' or, b) Centriole, 'false'. If 'false' correct the statements by, c) Ribosome, changing the underlined words., 2018 2nd term, d) Vacuole, a) Aleuroplasts store carbohydrates., b) The centrioles form the basal body of, 11.FiIl in the blank., cilia and flagella., Vacuole is bound by a single membrane, c) Ribosomes are not surrounded by, called..., 2019 Model, membranes., 12.Choose the CORRECT answer., d) RER is the major site for synthesis of, A structure seen in bacterial cell is..........., lipids., 2014 March., a) Nucleus, b) Lysosome, 3. Distinguish between the characters of, c) Plastid, chloroplast and ribosomes from the given list, d) Mesosome, 2019 March, and write them in appropriate columns., (Double membrane, George Palade,, 13.Who proposed the fluid mosaic model of, sac-like thylakoid, 70S and 80S), plasma membrane ?, Chloroplast, Ribosome, a) Camillo Golgi, b) Schleiden and Schwann, c) Singer and Nicolson, d) Robert Brown, , 2014 Imp., , 2019 2nd term, , 14.Choose the correct answer. The organelle, known as power house of the cell is ........., (a) Ribosome, (b) Vacuole, (c) Mitochondrion, (d) Chloroplast, 2020 March, , 4. Name the type of chromosome based on the, position of centromere in the figure and label, the parts A,B and C, , 15.Who discovered Golgi apparatus?, (a) George Palade (b) Robert Brown, (c) Camillo Golgi, (d) Robert Hooke, 2020 Imp., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2015 Imp.

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Downloaded from www.Hsslive.in ®, , Chapter 5 -Cell:Structure and Functions, , 17, , 5. Ribosome is the cell organelle seen in both 13.Fill in the blanks in the flowchart given below., prokaryotes and eukaryotes. Mention how, Which organelle possesses hydrolytic enzymes., ribosomes differ in prokaryotes and, eukaryotes. Also mention the function of, 2016 Imp., ribosome., 6. Endoplasmic reticulum is of two types. Write, their structural and functional differences., , 2017 2nd term, , 7. Observe the figure given below. Identify the, organelle and write its two functions., , 2019 Imp., , 14.a) Select the organells which are included in, endomembrane system., 2017 2nd term, , 8. Pili and fimbriae are surface structures seen in, baeterial cells. Differentiate these structures., 2018 Model, , 9. Analyse the table and fill in the blanks., Organelles, , Functions, , --------a----------- Packaging of materials, Centriole, , -------------b---------------, , Ribosome, , -------------c---------------, , ---------d---------- Production of ATP, 2018 Model, , b) Why these organells are called, endomembrane system, , 2019 2nd term, , 15.Special membranous structure formed by the, membrane extension of plasma membrane into, prokaryotic cell., a) Write the different forms of mesosome., b) Write one function of mesosome., , 2019 2nd term, 10.Ribosomes are organelles without a membrane, found in all cells. Name another organelle, 16.Identify the organelle and mark the parts, devoid of membrane, seen in animal cells., labelled as A,B,C,D., Write its function., 2018 March, , 11.Write any four functions of mesosomes present, in prokaryotic cells., 2018 2nd term, 12.Observe the figures of chromosomes given, below :, 2019 2nd term, , 17. Cell theory was formulated by two scientists., (a) Name the scientists., (b) Write the two main points in cell, theory., 2020 March, a) Identify the types of chromosomes, labelled as A, B., b) Name the chromosome which has a, terminal centromere., 2019 Model, Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 5 -Cell:Structure and Functions, 18.Peculiarities of certain cell organelles are given, below., a. Involved in protein synthesis, b. Made up of many flat, disc shaped sacs or, cisternae, c. Bear ribosomes on their surface, d. Rich in hydrolytic enzymes, e. Membrane is absent, Copy the table given below and write the above, peculiarities in appropriate column., Lysosome Golgi apparatus Ribosome, , 2020 March, , 19.Based on the position of centromere classify, chromosomes and write their name., 2020 Imp., , 18, , 21/2 Marks Questions, 1. An accepted model of the structure of a cell, membrane was proposed by Singer and, Nicolson., a) Name the model., b) List the 2 major biomolecules which this, membrane is composed of., c) Mention two important points of this, model from the point of view of function, 2013 March, , 3 Marks Questions, 1. The following is a list of cell organelles (nucleus,, endopasmic reticulam, lysosomes,, chloroplast, Golgi complex, mitochondria,, ribosome), a) Identify the organelles with double, membrane envelope., b) Mention the functions of these, 2012 Imp., organelles., , 20.(a) What is the name of the model of Plasma, 2. a) Due to the presence of a secondarymembrane proposed by Singer and, constriction a knob-like small fragment, Nicolson., appears in some chromosomes called ............, (b) Write any one function of Plasma, i) Kinetochore, 2021 Model, membrane., ii) Histone, 21.(a) Identify and write the name of the organelle, iii) Satellite, given in the figure., iv) Chiasmata, (b) Label the parts marked as A, B., b) Classify chromosomes based on the position, 2015 March, of centromere., 3. Observe the given diagram. Analyze this, diagram and explain the structure of plasma, membrane., 2021 Model, , 22., , 2016 March, , 2021 Model, , 4. a) Identify a cell organelle which contains, hydrolytic enzymes., b)Rough Endoplasmic Reticulam (RER) and, Smooth Endoplasmic Reticulam (SER) are, morphologically and functionally different., 2017 March, Justify this statement., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 5 -Cell:Structure and Functions, 5. Position of centromere determine the shape of, the chromosomes., a) Name the different types of, chromosomes based on the position of, the centromere., b) Draw any one chromosome among, them., 2017 Imp., , 19, , 8. An improved model of the structure of plasmamembrane was proposed by Singer and, Nicolson., (a) What is this model called?, (b) Which component forms bilayer?, (c) Identify two types of proteins present, 2019 Imp., in cell membrane, , 9. Given below is the diagram of a cell organelle., 6. The nucleoplasm contains small spherical, (a) Identify the organelle., shaped structures, (b) Write any two functions of this, a) Name the structures, organelle., b) Name the openings seen in nuclear, envelope and state their fuuction. 2018 Imp., 7. Cell theory is the fundamental concept in cell, biology., a) Who proposed cell theory?, b) Write the two basic concepts in cell, theory., 2018 2nd term, , 2020 Model, , Chapter 6 -Cell Cycle and Cell division, 6. The stage between Meiosis I and Meiosis II is, called ___________., 1. Observe the given relation and fill in the, (a) Diakinesis, (b) Interkinesis, blanks., (c) Pachytene, (d) Diplotene 2020 Model, Meiosis : reduction division, 7. Observe the relationship between the first two, 2012 March, Mitosis : ..........................., terms and fill in the blank., Metaphase : Spindle fibres attach to kinetochores., 2. Give the scientific term of the following., Interchange of genetic material between _____________: Chromatids move to opposite poles., 2020 March, non-sister chromatids of homologous, 2017 Imp. 8. Name the following:, chromosomes., The stage at which synapsis occurs during, 3. Fill in the blank., 2020 Imp., prophase I, Cytokinesis in animal cell takes place by, 1Mark Questions, , the, appearance of a _____________in the 9. Fill in the blank :, plasma, membrane., Exchange of genetic materials between, 2019 March, homologous chromosomes during Pachytene, 4. Crossing over occurs in ______________substage of, 2021 Model, stage of Meiosis-I is called ________., 2019 Imp., Prophase-I., 5. Observe the diagram related with cell cycle., Identify A and B., , 2 Marks Questions, 1. "Meiosis is highly significant, reproducing organisms" Justify., , 2019 2nd term., , in, , sexually, 2017 Imp., , 2. Give the scientific term of the following., a)Interchange of genetic materials, between non sister chromatids of, homologous chromosomes., b)Internode elongation just prior to, 2017 Imp., flowering.(Chapter 11), , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 6 -Cell Cycle and Cell division, , 20, , 3. Four stages of mitotic karyokinesis are given 9. Characteristic features of five phases of, below in incorrect order., prophase I of meiosis I is given below. Arrange, Cell cycle, Anaphase, Prophase,, them under appropriate heading., Telophase, Metaphase., Formation of synaptonemal complex, Identify the third stage in the order of, 'X' shaped chiasmata are formed, occurrence and write its two features., Chromosomes become gradually visible, 2017 2nd term, Appearence of recombination nodule, 4. Match the items of column A with B, Leptotene Zygotene Pachytene Diplotene, A, B, X shaped structure, Recombination, a, i formed during, nodules, 2019 2nd term., diplotene, Sites at which, 10.Column A represents chromosomal behaviour, ii, b Chiasmata, crossing over occurs, during different sub-stages of Prophase I of, Place from where, Meiosis I. Fill up the blanks in Column B., c Metaphase plate iii the formation of, Chromosomal behaviour (A), Sub-stages (B), new cells begins, (a) Crossing over occurs, (i) _____________, d Kinetochore, , iv, , Plane of alignment, of chromosomes, , v, , Site of attachment of, spindle fibres, 2017 2nd term, , 5. Observe the diagrammatic representation of, cell cycle. Identify the stages 'a' and 'b'. Write, the, peculiarity of the stage noted as 'c'., , 2017 2nd term, , 6., , Observe the given stage of mitosis., Identify the stage and write, any two features of it., , (b) Formation of Chiasmata, , (ii) ____________, , (c) Pairing of homologous, (iii) ___________, chromosomes, (d) Chromosomes visible under, (iv) Leptotene, light microscope, (e) Terminalisation of, (v) ___________, Chiasmata, , 2020 Model, , 11.Analyse the table given below and fill in the, blanks., (A), , (B), , Zygotene, , ________(a)__________, , __(b)__, , Crossing over, , __(c)__, , Dissolution of synaptonemal, complex, , Diakinesis, , ________(d)__________, 2020 March, , 12.During interphase, cells prepare for cell, division., 7. Karyokinesis of mitosis is divided into four, (a) Write three phases of interphase., stages. Name the second and third stage.Write, (b) Write the peculiarity of quiescent stage, 2019 March, any two features of second stage., 2020 Imp., (G0), 8. Given, below, is, the, diagrammatic 13.(a) Write the name of the stage of Mitosis in, representation of a particular stage of mitosis., the given figure., (a) Idenify the stage., (b) Write one main event occurring in this, (b) Write any two features of, stage., this stage., 2018 Imp., , 2019 Imp., 2021Model, Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 6 -Cell Cycle and Cell division, , 21, , 3 Marks Questions, , 6. The diagram shown below represents a stage in, mitosis., 1. Observe the given diagram of cell division., a) Label the parts A and B, a) Identify the stage., b) Identify the stage, b) Label the parts A and B., c) Mention any two events, c) Mention any one peculiarity, occuring in this stage, of the pachytene stage of, 2014 Imp., 2012 March, mitosis., 2. Observe the diagram given below representing 7. Observe the diagrammatic view of a cell cycle, and answer the questions., a stage of mitosis., a) Identify the phase in which, a) Identify the stage., DNA synthesis takes place, b) Distinguish it from, b), Mention any one event, corresponding stage of, that takes place, meiosis-I, in the stages marked, c) Mention the role of spindle, as 'x' and 'y', 2012 Imp., fibres in Mitosis., 2015 March, , 3. A diagrammatic view of a cell cycle is given, below., a) Identify the phase in, which;, i) DNA synthesis takes, place, ii) Chromosomes are, arranged at the, equator, of the spindle, b) Mention two significant, points of mitosis in the, life of an organism., , 2013 March., , 4. Observe the following phases of nuclear, division during mitosis and answer the, following questions., a) Name the two, phases of A and B, b) What are the main, events occuring in, these two stages?, , 2013 Imp., , 8. Observe the diagram related with cell cycle., Identify and describe A, B and, C in the diagram, (Hint : Description of one, point each from A,B and C), OR, Write five sub-stages in, prophase-I of meiosis. Point out in which, 2015 Imp., sub-stage crossing over occurs., 9. a) Identify the substage of meiosis in which, crossing over occurs, i) Leptotene, ii) Zygotene, iii) Pachytene, iv) Diplotene, b) Summarise the significance of meiosis in, 2016 March, sexually reproducing organisms., 10. Identify the substages of Prophase I of, meiosis in which the following events takes, place. Mention any two significance of, meiosis., a) Dissolution of the synaptonemal, complex, b) Crossing over, c) Pairing of homologous chromosomes, 2016 Imp., d) Terminalization of chiasma, 11.Observe the diagrams. Identify the A and B, stages of mitosis. Write any two identifying, features of each stage., , 5. Prophase of the first meiotic division is, typically longer and complex. It has been, further subdivided into five phases. The major, events of these sub-phases are given below., a) Pairing of homologous chromosomes, b) Terminalization of chiasmata, c) Crossing over occurs, d) Chromosomes are visible under a light, microscope., e) Formation of chiasmata, i) Identify the stages a,b, c, d and e, ii) Arrange these stages in correct order of, 2014 March, occurence, Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2016 Imp.

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Downloaded from www.Hsslive.in ®, , Chapter 6 -Cell Cycle and Cell division, 12.Given below is the metaphase of mitosis., Analyse the diagram and draw a, sketch of anaphase. Write any two, events of anaphase., 2017 March, , 13.Observe the figure., a) Identify the above stage of, mitosis., b) Name the preceding stage, of the above stage. Write its, main events., , 16.Meiosis ensures the production of haploid, gametes in diploid organisms., a) Why is meiosis called reduction, division?, b) Write any two major significance of, 2018 2nd term, meiosis., 17.The five phases of Prophase I of Meiosis I are, given in the box. Select the correct phase and, place them suitably in the column B., Zygotene, Leptotene, Diplotene,, Diakinesis, Pachytene, A, , 2018 Model, , 14.First phase of meiosis I is typically longer and, complex one. Name it. Mention the five, 2018 March, subdivisions of this phase., , 22, , B, , Synapsis Occur, , i, , Appearence of recombination nodule, , ii, , iii, Terminalization of Chiasma, 15.Certain stages in cell cycle are given below., 2019 Model, Karyokinesis, Prophase, Cytokinesis,, Metaphase, Anaphase, Telophase., 18.Analyse the diagrams given below representing, Choose the statements (from those given, two stages of mitosis., below) that match with these stages and, a) Identify the stages, prepare a table., A and B., Centromere split and chromosomes, b) Write two key, move to opposit poles., features of each, Chromosomes cluster at opposite poles, stages A and B., 2019 2nd term., and nuclear envelope assembles around., Chromosomes seems to be with two, 19.Observe the given figure of cell cycle :, chromatids attached at centromere., a) Write the name of phases, Chromosomes arranged at spindle, marked as A and B., equator., b) Write one important event, Separation of daughter chromosomes., in A and B., Divsion of cytoplasm., 2018 March, 2021 Model, , •, •, •, •, •, •, , Chapter 7 - Transport in plants, 1Mark Questions, 1. Observe the figure given below:, Write the process labelled as 'I', , 2020 Imp., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 7 - Transport in plants, , 23, , 6. Transpiration has more than one purpose in, plants. Write any one purpose of transpiration, 1. Three potato pieces of equal weight (2 gm), in plants and list any two factors that affect this, were left in three types of solutions (A, B and C), 2015 March, process., overnight. The weight change of potato, pieces, 7. Define imbibition and give one example, are as shown in the figure., 2015 Imp., studied by you., 2 Marks Questions, , Before putting in the solution:, , 8. How can you differentiate active transport, 2016 March, from facilitated diffusion?, 9. Observe, , (2gm), , (2gm), , (2gm), , After putting in the solution:, Solution A, Solution B, , (1.5gm), , Solution C, , (2gm), , the, , diagram and identify the, phenomenon that helps, in the transport of, molecules in plants., Also mention the three, types of movement of, molecules shown in the, diagram as (i), (ii) and, (iii)., , (2.5gm), , a) Identify the solutions A and C., b) Discuss the reason for not having any, change in the piece put in solution B., , 2012 March, , 2016 Imp., , 10.The movement of water through the root, layers is ultimately symplastic in the, endodermis. Give reason., 2017 March, , 2. Suggest reason for the following:, 11.A cell when placed in a concentrated sucrose, a) In tomato plants drops of water are seen, solution, shrink after a few hours., along leaf margins in the morning., Identify the physical phenomenon that leads to, b) Farmers remove leaves of banana plants, the shrinkage of cell and justify your answer., 2012 Imp., before planting., , 2017 Imp., , 3. 'Unlike water, all minerals cannot be passively, 12.Observe the figure given below:, absorbed by roots'., Write any two reasons to justify the above, statement., 2013 March, 4. Proteins in the membrane are responsible for, facilitated diffusion and active transport and, hence both show common characteristics. List, 2013 March, any two such characteristics., 5. Match the following:, , A, , a) Apoplast, b) Transpiration, c) Mass flowhypothesis, d) Osmosis, , B, , Phloem, transport, Semipermeablemembrane, Cell wall, Stomata, , (i) Identify the parts (a) and (b), (ii)The movement of water through the, root is ultimately symplastic in the, 2017 2nd term, endodermis. Give reason., 13.Water from the root hairs move deeper into, the root layers by two pathways. Name the two, pathways. Which pathway is blocked in the, endodermis ? Give reason., 2018 Model, , 2013 Imp., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , 24, , Chapter 7 - Transport in plants, 14.State any four features of facilitated diffusion., , 22.Differentiate, between, Apoplastic, and, Symplastic pathways of movement of water in, 2019 2nd term, plants., 15.How can you differentiate guttation from, 2018 2nd term, transpiration?, 23.Transpiration has more than one purpose in, 2018 March, , plants. Write any two purposes of, 16."Unlike water, all minerals cannot be passively, 2019 2nd term, transpiration., absorbed by the roots", Justify this statement with two reasons., 2018 2nd term 24.Analyse the figure given below and answer the, following questions., 17.Given below is the diagram showing pathways, of water movement in roots. Identify the, pathways., , 2018 2nd term, , 18.Observe the given plant cells A, B, and C. Briefly, explain the physiological processes which, occur in all these cells., , 2018 2nd term, , a) Solution of which chamber has a lower, water potential., b) Solution of which chamber has a lower, solute potential., c) In which direction will osmosis occur?, 2019 2nd term, d) What is osmosis?, 25.The behaviour of plant cells with regard to, water movement depends on the surrounding, solution. Explain the changes occur in cells A, and B., , 19.Write down the physiological phenomenon, behind Guttation. Differentiate Guttation and, Transpiration., 2019 Model, 2020 Model, , 20.Observe the figure given below:, 26.Observe the figure given below:, , Identify the process demonstrated in the, figure., Write the role of membrane in this process., , 2019 March, , 21.Though transpiration results in loss of water, it, has many purposes. List out any four, advantages of transpiration., 2019 Imp., , (a) Name the process., (b) Define the above identified process., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2020 March

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Downloaded from www.Hsslive.in ®, , Chapter 7 - Transport in plants, , 25, , 27.Observe the figure illustrating the pathway of 28.(a)Define imbibition., water movement in root. Differentiate, (b)Write one benefit of imbibition to plants., 2021 Model, apoplastic and symplastic pathways., 29.Write any two purposes of transpiration., 2021 Model, , 2020 Imp., , Chapter 8 - Mineral Nutrition, 2. The biochemical assay of some plants indicates, the presence of Gold, Vanadium, Silicon etc. But, 1. Nitrogen in the atmosphere exist as N2 (N = N)., these elements are not considered as essential, But it cannot be absorbed by plants as such. So, 2012 Imp., elements. Comment., it is converted into ammonia (NH3) by, 3. 'In a plant, deficiency of N2 is visible in older, microorganisms and get fixed in the soil., parts and that of Ca is visible in younger parts.', a) Name the enzyme in the, Critically evaluate the statement., 2013 March, microorganisms which helps to convert, nitrogen into ammonia., 4. If you cut through the root nodules of a pea, b) What is the role of leg-haemoglobin in, plant, you will notice that the central portion is, 2013 Imp., this process?, red or pink., 1Mark Questions, , 2. Chlorophyll contain a metallic element., a) Name the metallic element., b) Mention any one deficiency symptom of, 2013 Imp., that element., , a) What makes the nodule pink?, b) Mention the role of this pink pigment, , 2014 March, , 5. Observe the diagram given below., , 3. The deficiency symptoms of macroelements, like calcium tend to appear first in young, 2014 March, tissues. Why?, , a) Name the technique., b) Write two advantages of, this technique., , 4. 'Ammonia is first oxidized to nitrite and the, nitrite is further oxidized to nitrate'. Name the, 2014 Impr., process. Give any one example of a bacterium, which is involved in this process., 2014 March 6. Eventhough more than sixty elements are seen, in different plants, all are not essential. Write, 5. The process of conversion of molecular, any two criteria for the essentiality of an, nitrogen to ammonia is termed as......... 2020 Model, 2015 March, element., 6. Name the Pigment that gives pink colour to 7. Steps of conversion of atmospheric Nitrogen to, root nodules of Leguminous plants., 2021 Model, Ammonia by Nitrogen fixing bacteria are given, below., , 2 Marks Questions, 1. a) Carotenoids are responsible for the pink, colour of root nodule in pea plant., Correct this false statement., b) The pigment present in root nodule is called, "Oxygen scavenger" Justify., 2012 March, , Name the key enzyme in that reaction and, point out the relationship between the key, 2015 Imp., enzyme and leg-haemoglobin., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 8 - Mineral Nutrition, , 26, , 8. The plants show deficiency symptoms when 18.Observe the elements given below:, the concentration of an essential element is, Copper, Phosphorus, Boron,, below the critical concentration. Write any, Magnesium,, Potassium,, four deficiency symptoms shown by plants., Manganese,, Chlorine, 2016 March, , Choose microelements from the above., 9. About 16 elements are found to be needed for, 2019 March, the normal growth and developement in, plants.. Mention the three important criteria 19.Observe the diagram given below., a) Identify the type of plant culture., for the essentiality of an element and name the, b) Write any two uses of this culture., element forming the structural component of, 2016, Imp., chlorophyll molecule., 10.The root nodules of leguminous plants contain, two necessary biochemical compounds of N2, fixation. Identify these compounds., 2017 March, 2019 Imp., , 11.Ammonia is used to synthesize amino acids in, 20.Ammonium ions are quite toxic to plants, so, plants in two ways. Name the two ways of, ammonium ions are used to synthesise amino, 2017 Imp., synthesis of amino acids., acid. Describe the main two ways of amino acid, 2019 2nd term, 12.Names of certain essential elements are given, synthesis in plants., below:, Potassium, Manganese, Molybdenum, 21.What is the difference between nitrification, and denitrification in Nitrogen cycle, 2020 Model, Copper, Magnesium, Choose the macro nutrients and write one, 2018 Model, function of each of them, 22.Define hydroponics. Write one advantage of it., 13.Plants are adversely affected by manganese, toxicity. Mention the effects of manganese 23.Match Column-A with Column-B:, 2018 March, toxicity in plants., Column-A, Column-B, 14.The element is said to be deficient when, Element, Function, present below the critical concentration. What, (a) Nitrogen, is critical concentration? State any two kinds of, (i) Phosphorus, metabolism, deficiency symptoms shown by planls. 2018 Imp., 15.Amides contain more nitrogen than the amino, acids. Name two important amides found in, plants and explain their formation., 2018 Imp., 16.How can we classify essential elements on the, 2018 2nd term, basis of their diverse functions?, , 2020 March, , (ii) Potassium, , (b) Synthesis of auxin, , (iii) Molybdenum, , (c) Opening and closing, of stomata, , (iv) Zinc, , (d) Phosphorylation, reaction, , 2020 Imp., 17.Diagrammatic representation of development, of root nodules in pea plant is given below., 24.Nodules present in the roots of leguminous, Observe the figure and write down the different, plants contain special pigment., steps involved., (a) Name the pigment., (b) Write the function of that pigment., 2020 Imp., , 2019 Model, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 8 - Mineral Nutrition, , 27, , 3 Marks Questions, 2. Write the three criteria for essentiality of an, 1. Essentiality of an element is determined, 2019 2nd term, element., through certain criteria., a. Write any two criteria determining the, 3. The essentiality of an element to plants is, essentiality of elements., determined by three criteria. Which are they ?, 2021 Model, b. Name the technique of growing plants in, a nutrient solution., 2017 2nd term, Chapter 9 - Photosynthesis in Higher Plants, 1Mark Questions, , 2 Marks Questions, , 1. C4 cycle is so called because of the presence of 1. An anatomist observed a peculiar type of large, a C4 acid., spherical bundle sheath cells in sugarcane leaf, a) Name the C4 acid., and a physiologist identified the presence of, b) Name the leaf anatomy present in C4, PEP carboxylase in that leaf mesophyll., 2014, Imp., plants., a) Name the peculiar leaf anatom.y, b) Explain the physiological advantages of, 2. The reaction centre of photosystems in green, 2012 March, such type of plants., plants during light reaction is............, a) Xanthophyll, b) Carotenoids, c) Chlorophyll b, d) Chlorophyll a, , 2016 March, , 2. 'Photorespiration is a curse to plants', a) Evaluate this statement., b) Find the reason for this event to, 2012 March, takeplace., , 3. An enzyme present in plants, which shows 3. 'There is a clear division of labour within the, chloroplast.', carboxylation, and, oxygenation, activity., Substantiate the given statement with an, 2017 Imp., Identify the enzyme., explanation stating two points., 2015 March, 4. Choose the correct answer., 4. Photosynthesis can be considered as the most, Law of limiting factors is proposed by,, significant physicochemical process on earth., a) CorneliusVanNiel, Evaluate this statement citing any two, b) Blackman, 2015 March, significances., c) Joseph Priestley, 2018 Model, d) Engelmann, 5. C4 plants have special features. List out any, 5. Choose the correct answer from the bracket., four specialities of C4 plants compared to C3, First stable product of carbondioxide fixation in, plants., 2015 March, C4 palnt is..., 2018 March 6. Write any four peculiarities of 'Z scheme', (PGA, OAA, PEP, RUBP), electron transport in light reaction., 2015 Imp., 6. Observe the relationship between first two, terms and fill in the blank., 7. Name the following in C4 pathway in C4 plants:, C4 plants, :, PEPcase, Leaf anatomy,, C3 plants, :, ................., 2018 Imp., Primary CO2 acceptor,, Enzyme responsible for primary CO2 7. Choose the correct answer., fixation,, The, primary, acceptor, of, carbon, First C4 acid formed in mesophyll cells., dioxide(CO2) in C3 plants :, 2015 Imp., (a) PEP, (b) RuBP, 2019 Model, (c) PGA, (d) OAA, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 9 - Photosynthesis in Higher Plants, , 28, , 8. Light reaction involve cyclic and non-cyclic 18.Define "The law of limiting factors". Write any, electron transport. Classify the features given, two external factors which directly affect the, below under the above stages of light reaction., rate of photosynthesis., 2020 Model, a) Only pigment system I is involved, 19.Analyse the table given below and fill in the, b) ATP and NADPH are formed, blanks a, b, c, d., c) Splitting of water occurs, Cyclic, Non-cyclic, d) Only ATP is formed, Process, photophosphorylation photophosphorylation, Cyclic electron, Non-cyclic electron, Movement of, transport, transport, Cyclic, _____(a)______, , 2016 Imp., , electrons, Number of, photosystems, Splitting of, water, , _____(b)______, , _____(c)______, , _____(d)______, , Absent, 2020 March, , 9. Chemiosmosis, theory, of, photosynthesis, requires a proton gradient for ATP synthesis to 20.Observe the given figure showing C4 pathway., occur. Explain any two events that causes, 2016 Imp., proton gradient., 10.An important difference between C3 and C4, plants is photorespiration. Explain how, photorespiration occurs in C3 plants. 2017 March, 11.Define Blackman's law of limiting factors and, identify any two important factors which, influence the rate of photosynthesis in plants., 2017 March, , 12.Certain thylakoid pigments are called, accessory pigments. Name them. Write their, 2019 March, significance., 13.Observe the figure given below., Identify the, parts a, b., Write their, functions., 2019 March, , 14.C4 plants have a special leaf anatomy. Name, that anatomy. Write three peculiarities of this, 2019 March, kind of anatomy., 15.Plants that are adapted to dry tropical regions, have the C4 pathway. Write any two, advantages of C4 plants over C3 plants. 2019 Imp., 16.RuBisCO is the most abundant enzyme in the, plant world. How does RuBisCO involve in, 2019 Imp., photorespiration ?, , (a) Identify the cells A and B., (b) Name the C4 acid formed through this, pathway., (c) Name the enzyme involved in the, 2020 March, formation of C4 acid., 21. Notice the three stages of Calvin cycle given, below., , Reduction, Regeneration,, Carboxylation, (a) Arrange the above stages in correct, order., (b) Calvin cycle is also known as C3 cycle, (pathway). Give reason., 2020 March, 22.Light reaction and dark reaction are the two, stages of photosynthesis. Write the differences, between light reaction and dark reaction., , 17.Plants that are adapted to dry tropical regions, have the C4 pathway. Write any two advantages, 2020 Model, of C4 plants., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2020 Imp.

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Downloaded from www.Hsslive.in ®, , Chapter 9 - Photosynthesis in Higher Plants, 23.Analyse the table and fill in the blanks., Charateristics, , Primary CO2, acceptor, Primary CO2, fixation product, Leaf anatomy, Example, , C3 Plants, , C4 Plants, , _____(a)______, , PEP, , _____(b)______, , OAA, , 29, , 2. RuBisCo is an enzyme that catalyse two, entirely different processes., a) Which are the processes?, b) In which process, chloroplast alone is, used as cell organelle?, c) Label the parts A, B, C, D in the given, diagram., , Normal anatomy _____(c)_____, Hibiscus, , _____(d)_____, 2020 Imp., , 2013 Imp., , 24. Write any two differences between Cyclic and 3. The light reaction of photosynthesis is divided, into two reactions. They are cyclic and nonNon-cyclic photophosphorylation., 2021 Model, cyclic photophosphorylation. Mention any, 25. (a) Write the name of two phases of, three difference between cyclic and non-cyclic, Photosynthesis., 2014 Imp., reactions., (b) Which are the sites of these phases in, 4. a) Name the special type of leaf anatomy, 2021 Model, chloroplast ?, shown by C4 plants., 26. Observe the figure of, b) Illustrate the major advantages of C4 plants, 2016 March, Calvin cycle given, over C3 plants., below:, 5. Photophosphorylation takes place during, (a) Write the name of, photosynthesis., three major, a) Name the types of, events marked as, photophosphorylation., A, B and C., b) Distinguish between them., (b) Find out the name, (Hint: Any two differences), 2017 Imp., of first CO2, 6. Observe the given figure and describe the, acceptor given in, process of ATP synthesis, the figure., 2021 Model, 27. (a) What is ‘Kranz’ anatomy ?, (b) Write two examples of plants that exhibit, ‘Kranz’ anatomy., 2021 Model, , 2017 Imp., , 7. Observe the diagrammatic representation of, Hatch and Slack pathway given below., Identify the cells A and B., 1. Light reaction of photosynthesis is divided into, Explain the process of, two processes.In one process the electrons, formation of C4 acid, emitted will return to the place from where it is, specifying the enzyme, emitted., involved., a) What are the names of these two, processes?, b) What happens to the electrons in the, second phase?, c) Explain it with schematic, 2018 Model, 2013 Imp., representation., 3 Marks Questions, , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 9 - Photosynthesis in Higher Plants, , 30, , 8. Photosynthesis is a process influenced by 13.Transport of electrons through ETS of the, environmental factors as well as plant factors., chloroplast, results, photophosphorylation., Mention three factors under each category., Write any three differences between cyclic and, 2018 March, non-cyclic photophosphorylations., 2019 Imp., 9. Arrange the following events in the 14.C plants have large cells around the vascular, 4, appropriate boxes., bundles of leaves called bundle sheath cells., a) Formation of ATP and NADPH2., (a) What is this anatomy called?, b) Only photosystem I is functional., (b) Write any two features of bundlec) Formation of ATP only., 2020 Model, sheath cells., d) Both photosystern I and photosystem II, 15. Melvin Calvin discovered CO2 fixation in green, are involved., plants., e) Splitting of water., (a) Which are the three main stages of, f) No oxygen release., Calvin cycle?, Cyclic, Non-cyclic, (b) Name the enzyme catalysing first stage, photophosphorylation, photophosphorylation, of this cycle., (c) What is the peculiarity of this enzyme?, 2020 Imp., 2018 Imp., , 4 Marks Questions, , 10.Name and explain the structure of cell organelle 1. Light reaction and dark reaction are the two, that is involved in photosynthesis., stages of photosynthesis., (Hint : Write four structural features), a) Where does light reaction occurs?, 2018 Imp., b) What are its end products?, 11.Salient features of light reaction and dark, c) Comment on their roles in dark reaction., reaction of photosynthesis are given below., 2012 Imp., Arrange them in corresponding columns., 2. C4 plants are adapted to overcome a wasteful, Take place in Stroma., process found in C3 plants and hence, Photochemical phase., productivity and yields are better in these, ATP and NADPH are utilised., plants., Biosynthetic phase., a) Name the wasteful process found in C3, ATP and NADPH are produced., plants., Take place in Grana., b) Identify the cells involved in C4 pathway., Light reaction, Dark reaction, c) Write any two differences between C3, plants and C4 plants., 2013 March, 3. Light reaction is otherwise called, photophosphorylation., 2019 Model, a) Justify the statement., 12.Diagrammatic representation of Hatch and, b) Locate the site of this reaction., Slack pathway is shown below., c) Write any two differences between cyclic, Analyse the figure., photophosphorylation and non-cyclic, 2013 March, (a) Name the cells involved, photophosphorylation., in this pathway., (b) Identify the special type, of anatomy present in, the leaves of C4 pants., (c) Name two plants which, show Hatch and Slack, pathway, 2019 Model, Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 9 - Photosynthesis in Higher Plants, , 31, , 4. Plants that are adapted to dry tropical regions 5. The use of radioactive C14 by Melvin Calvin in, have a special type of CO2 fixation in addition to, algal photosynthesis studies led to the, C3 cycle., discovery of CO2 fixation in green plants., a) Name this pathway., a) Identify the first stable product in this, b) Can you identify any speciality in the, CO2 fixation cycle., leaf anatomy of such plants? If so, what, b) Which are the three main stages of this, is this anatomy called?, cycle?, c) Which is the primary CO2 acceptor in, c) Workout how many ATP and NADPH, this pathway?, molecules will be required to make one, d) Write any one advantage of such plants, molecule of glucose., 2014 March, over C3 plants., 2014 March, Chapter 10 - Respiration in Plants, 1Mark Questions, , 2 Marks Questions, , 1. Aerobic respiration and anaerobic respiration 1. Analyze the given statements and correct them, with respect to the underlined words., starts with a common pathway. Identify the, (a) Respiration is an anabolic pathway., pathway and its end product., 2012 Imp., (b) The site of percepton of light by a plant, 2. Anaerobic respiration is also occurs in animal, for a photoperodic response is a flower., cells. Suggest an occasion for this., 2014 March, (Chapter 11), , 2013 March, , 3. Out of the four statements given below related, 2. Mention the fate of pyruvic acid in respiration., to respiration, the correct statements are;, 2015 Imp., (Hint : Any two points), i) Though respiration has traditionally been, considered as a catabolic process, it would 3. The following compounds are intermediates in, Glycolysis or in Kreb's cycle. Write them in the, be better to consider it as an amphibolic, proper column of the table., pathway., Fructose - 6 - phosphate, Citric acid,, ii) In muscles when oxygen is inadequate,, Phospho enol pyruvate, Malic acid., lactic acid is reduced to pyruvic acid., Glycolysis, Kreb's cycle, iii) When fats are used in respiration, the RQ is, greater than one., iv) In respiration, the energy of oxydationreduction is utilised for phosphorylation., 2015 Imp., a) i) and ii), b) ii) and iii), 4. "Respiration is an amphiboic pathway"., c) iii) and iv), Evaluate the statement., 2016 March, 2015 March, d) i) and iv), 5. Fermentation is the incomplete oxidation of, 4. Fill in the blank., pyruvic acid. Find the difference between two, The number of carbon atoms in Acetyl, types of fermentations in microorganisms., 2016 March, co-enzyme A, which take part in Kreb's cycle, 2020 March 6. Match the following., is ___________., , A, , B, i) Cytoplasm, ii) Plasticity, , a) Somatal closure, b) Citric acid, c) Glycolysis, , iii) Ethylene, , d) Heterophilly, , iv) Kreb's cycle, v) ABA, 2016 Imp., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 10 - Respiration in Plants, , 32, , 7. Glycolysis is the common phase in both aerobic 14.Observe the figure given below., and anaerobic respiration. Where does it take, place and what is the end product of glycolysis?, 2017 Imp., , 8. The figure showing the pathway of, Tricarboxylic acid cycle is given below. Name, the compound present in the position of A, B, C, and D., , 2017 Imp., , 9. Certain compounds formed during Kreb's cycle, are given below. Draw Kreb's cycle using the, compounds., , Fill in the, blanks A, B, C, and D with, appropriate, terms from the, box given, below., , Succinic acid, Acetyl CoA,, a-Ketoglutaric acid, Oxaloacetic acid,, Malic acid, Citric acid, 2018 Model, , 10.Carbohydrates and fats are respiratory, Cyt c, Cyt b, FeS, UQ, 2018 Imp., substrates. But their RQ is different. Define RQ., the equation showing oxidative, 2018 Model 15.Observe, Write the RQ of these substrates., decarboxylation of pyruvic acid., 11.Following figure shows the citric acid cycle., Mg2+, Pyruvic acid + CoA + NAD  Acetyl CoA + CO2 +, A, NADH + H+, Identify the steps, (a) Name the enzyme labelled as "A", where FADH and GTP, (b) Where does this reaction takes place in, 2019 Model, are synthesized., cells?, , 2018 March, , 12.The breakdown of glucose to pyruvic acid is, called glycolysis. Where does it occur in a cell?, How many ATP molecules are directly, synthesized during this process?, 2018 March, , 16.Observe the schematic representation of, Kreb's cycle given below., (a)Fill in the blanks, A, B., (b)Write down the, step where, substrate level, phosphorylation, occur in Kreb's, cycle., 2019 Model, , 13.Observe the following pathways of anaerobic, respiration., Identify the products A 17.Observe the figure given below., and B., Give an example of, organism in which any, of these products are, Name the complex. Write its, formed., function., 2018 Imp., , Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur, , 2019 March

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Downloaded from www.Hsslive.in ®, , Chapter 10 - Respiration in Plants, , 33, , 18.Write any two differences between aerobic 28.(a) What is fermentation ?, respiration and anaerobic respiration. 2019 March, (b) Which are the main products produced as a, result of fermentation in (i) Yeast,, 19.Match the items of column A with B., 2021 Model, (ii) Muscles ?, , A, , B, , a) Reduction, b) Photolysis, c) Photorespiration, d) Carboxylation, , i) Formation of oxygen, ii) Formation of 3-PGA, iii) Formation of PEP, iv) Formation of glucose, Formation of, v), phosphoglycolate, , 3 Marks Questions, 1. Observe, the, incomplete, schematic, representation given below and answer the, questions., Glucose, , ↓, ↓, ↓, , 2019 March, , 20."There are several reasons why plants can get, along without respiratory organs.", Justify the above statement by citing two, 2019 Imp., reasons., 21.Glycolysis is the breakdown of glucose into, pyruvic acid., (a) Where does glycolysis occur in a cell ?, (b) Why is glycolysis a partial oxidation ?, 2019 Imp., , A, , Fructose - 6 - phosphate, , Fructose -1, 6 - biphosphate, , ↓, , ↓, ↓, ↓, ↓, ↓, , B, , Dihydroxy acetone22.Differentiate lactic acid fermentation from, phosphate, alcohol fermentation., 2020 Model, , 3- Phosphoglyceric acid, , 23.In glycolysis, ATP is utilized at two steps only., Write down these two steps., 2020 Model, 24.The first step in respiration is glycolysis., (a) Define glycolysis., (b) Write the site of glycolysis., 2020 March, 25.Aerobic respiration and anaerobic respiration, are two types of respiration., (a) What is anaerobic respiration?, (b) Write the change that occurs to pyruvic, 2020 March, acid in yeast cells., , C, , D, , (a) Calculate the respitatory quotient of, Glucose from the equation., (b) What is respiratory substrate? 2020 March, , Pyruvic acid, a) Identify this pathway common for both, aerobic and anaerobic respiration, b) Complete the scheme by filling the boxes A,, B, C and D, c) Mention the three ways in which different, cells handle pyruvic acid produced by this, 2012 March, pathway, 2. Observe the illustration given below and, answer the following questions., , 27.Observe the illustration given below and, answer the following questions., (a) Identify the cyclic pathway., (b) Write the name of, intermediate compounds, marked as A, B & C., , a) Identify the cyclic pathway., b) Where does it occur?, c) Identify the steps of this, pathway in which, decarboxylation takes place., , 26.Observe the equation given below:, C6H12O6 +6O2, , 6CO2 + 6H2O + Energy, , Prepared by Babu G,2020, HSST, Jr Botany, Govt HSS, Elavally, Thrissur, Imp., , 2012 Imp.

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Downloaded from www.Hsslive.in ®, , Chapter 10 - Respiration in Plants, , 34, , 3. Breakdown of glucose in respiration is listed 8. (a) What is Respiratory Quotient (RQ) ?, under glycolysis and Kreb's cycle., (b) Write the RQ of (i) Carbohydrate,, 2021 Model, a) Locate the site of glycolysis and Kreb's, (ii) Fat., cycle in the cell., 9. (a) Name the process which is common for, b) Glycolysis is a partial oxidation, Aerobic and Anaerobic respiration., 2013 March, process.Justify., (b) Write the site of this process in cell., (c) Write the name of the end product of this, 4. Glycolysis is present in all organisms and it is, process., the only process of respiration in anaerobic, 2021 Model, organisms., a)What is glycolysis?, 4 Marks Questions, b) Where does glycolysis occur?, 1. Observe the given figure and answer the, c) Glycolysis is a partial oxydation. Justify., questions., d)Calculate the total number of ATP, a) Identify the cycle and name, molecules synthesised in glycolysis by, the scientist who traced the, the partial oxidation of one molecule of, pathway., glucose., 2014 March, b)Complete the cycle by filling, 5. Two crucial events of aerobic respiration takes, place in two parts of mitochondria. Locate the, two parts and mention the two events in one or, 2015 March, two sentences each., , A, B, C & D in the boxes., c)How many NADH and, FADH2 are yielded during the complete, oxidation of one molecule of pyruvate by, 2012 March, thispathway?, , 6. "There are several reasons why plants can get, 2. OXidative phosphorylation is an important, along without respiratory organs", event in cellular respiration., Justify the statement giving three reasons., 2016 Imp., a) Which organelle is associated with this, process?, 7. Fill up the flow chart of glycolysis given below, b) Name the phase of cellular respiration, using the list of intermediary compounds given, that is common to both aerobic and, in the bracket., anaerobic condtion, Glucose, c) Draw the schematic representation of, 2013 March, that phase., ................, 3. During terminal oxidation, electrons in the, Fructose - 6 - phosphate, hydrogen atoms are transported to the oxygen, through a series of electron carriers in ETS., ................, The electron carriers are given below;, FMN, FAD, Ubiquinone, FeS, cyt a, cyt b,, Gyceraldehyde - 3 - phosphate, DHAP, cyt c, cyt a3 etc., a) Briefly explain ETS with schematic, ................, representation., 2013 March, b) Where does ETS occur?, 3 Phosphoglyceric acid, 4. Various compounds in the citric acid cycle are, given below:, ................, (Oxaloacetic acid, Citric acid, Succinyl CoA,, Pyruvate, Acetyl CoA, Malic acid,, ................, a-ketoglutaric acid, Succinic acid), a), Arrange, them in order and draw a complete, ................, cycle, (Phosphoenol pyruvic acid,, b) Who traced this cycle?, Glucose - 6 - phosphate, Pyruvic acid,, 2014 Imp., c) Where does it take place?, Fructose -1,6 - biphosphate, 2 Phosphoglyceric, , ↓, ↓, ↓, ↓, ↓, ↓, ↓, ↓, ↓, , acid, 1,3 Biphosphoglyceric, acid) HSSTImp., Prepared by Babu G,2016, Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 10 - Respiration in Plants, , 35, , 5. The metabolic pathway through which electrons 7. The complete oxidation of pyruvic acid yields, pass from one eletron carrier to another is, three molecules of CO2 by a cyclic process in, called electron transport system.Some electron, the matrix of mitochondria., acceptors are given below:, a) Who first develop this cycle?, (FeS, Cyt b, FMN, FAD, Cyt a, NADH,, b) Draw a diagrammatic sketch of the, 2017 March, Ubiquinone, Cyt c, Cyt c3, H2O), identified cycle., a) Arrange them in the correct order, b) Name the site of ETS, 2014 Imp., c) What is the role of O2 in ETS?, 6. Glycolysis is the partial oxydation of glucose to, produce two molecules of pyruvic acid., a) Where does gycolysis occur?, b) Steps of glycolysis are given below. Fill, up the blank boxes., Glucose, , ↓, A, ↓B, ↓C, ↓, Gyceraldehyde phosphate, Dihydroxy acetone phosphate, ↓, D, 2x, ., ↓, 2 x 3 Phosphoglyceric acid, ↓, E, 2x, ↓, F, 2x, ↓, 2 x Pyruvic acid, , 2017 March, , Chapter 11 - Plant growth and development, 1Mark Questions, 1. Based on the relationship fill in the blanks., a) Cell division : Cytokinin, Bolting : ______________, b) Euglena : Protista, Mycoplasma : ______________ (Chapter 1), , 3. By observing the relationship of the first pair, fill, in the blanks of the second pair., a) F.W.Went : Auxins : :, E.Kurosawa : ..................., b) Auxins : Apical dominance : :, ....................: Overcome apical dominance., , 2012 Imp., , 2014 March, , 2. Suggest the correct scientific term for the 4. In certain plants, a tolerance to various kinds of, stresses such as severe drought can be, following:, overcome, by the production of a hormone., a) Flowering on exposure to low, 2014 Imp., Name, this, hormone., temperature, b) Algal partner in lichens, 2012 Imp., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 11 - Plant growth and development, , 36, , 5. Who among the following scientists is related 5. Auxin and Gibberellins are two important, growth hormones that control plant growth., with the identification of cytokinins?, Write any two important functions of each of, a) E.Kurosawa, b) F.Skoog, 2016 Imp., these hormones., c) C.Darwin, d) F.W.Went 2017 March, 6. A simple gaseous Plant Growth Regulator 6 Write any four agricultural applications of, 2017 March, ethylene., (PGR) is............, 2019 Imp., 7. Choose the only one growth inhibiting plant 7. Ethylene is a gaseous hormone. Describe its, four different actions in plants., 2017 Imp., hormone among the following options:, (a) ABA, (b) NAA, 8. Write a note on the phenomenon plasticity, 2020 Model, (c) IAA, (d) 2,4-D, exhibited by plants with an example., 2018 March, 8. Name the plant hormone known as ‘Stress, 9. Analyse the table and fill in the blanks labelled, 2021 Model, hormone’., as A and B., 2 Marks Questions, 1. Artificial phytohormones are widely used in, agriculture., a) Name any two artificial phytohormones, b) Mention their importance in agriculture, , Differentiation, , _________ A __________, , _____ B_____, , Differentiated cell which, have lost capacity to, divide, regain the, capaciy of division, , 2012 Imp., , 2019 Model, , 2. Match the following:, a) Auxin, , i) Fruit ripening, , b) Gibberellins, , ii) Stomatal closure, , c) Cytokinins, , iii) Root initiation, , d) Ethylene, , iv) Bolting, v) Overcome apical, dominance, , 10.Draw the given flow chart in your answer, sheet. Fill the blank columns., , ↓, , AUXINS, , Synthetic auxins, •-----------------•------------------, , 2013 March, , ↓, , Natural auxins, •-----------------•-----------------2019 Imp., , 3. Which one of the plant growth regulators 11.Many plants show plasticity during their, would you use if you are asked to do the, lifespan., following processes?, (a) What is plasticity?, 2019 Imp., a) Induce parthenocarpy, (b) Give one example., b) Quickly ripen a fruit, 12.Ethylene is one of the most widely used Plant, c) Induce immediate stomatal closure in, Growth Regulator in Agriculture. Write any two, leaves, agricultural applications of ethylene. 2020 Model, d) To increase the length of grape stalks, 2014 March, 13.(a) Write the name of the growth curve seen in, the given figure., 4. Observe the graph:, (b) Write the name of phases marked as, 2021 Model, A and B., The graph represents, the different phases of, growth., Name the growth curve, and, identify, the, different phases of, growth represented in, the diagram as (a), (b) and (c), 2014 Imp., Prepared by Babu G, HSST Jr Botany, Govt HSS, Elavally, Thrissur

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Downloaded from www.Hsslive.in ®, , Chapter 11 - Plant growth and development, 3 Marks Questions, 1. Given below is the growth curve of a plant., Observe it and answer the questions., a) Name the growth curve, b)Label (a) and (c) phases of, growth in the growth curve, c)When the tip of cassava, plant is lost, a number of, lateral branches grow from, the nodes below. Explain this phenomenon, and specify the hormone responsible for, 2012 March, this., , 37, , 7. Plant growth regulators can be employed for, various agricultural and horticultural practices., Identify the growth regulators that can be used, for the following purposes., a) To have weedfree lawns, b) To increase sugarcane length, c) Fruitset in pineapples, 2018 March, d) Rooting in stem cuttings, e) Inhibting seed germination, f) To promote female flowers in cucumber, 8. There are certain seeds which fails to, germinate even under favourable external, conditions. This is called seed dormancy., a) State any two reasons for seed, dormancy., b) Suggest two manmade measures for, 2018 Imp., breaking seed dormancy., , 2. Given are certain physiological effects. Name, the plant hormones responsible for them., a) Increase in stem length, b) Apical dominance, c) Closure of stomata, 9. Plant growth regulators perform various, d) Ripening of fruits, functions in plant body., e) Bolting, a) Name the hormones responsible for, 2013 Imp., f) Active cell division, apical dominance and bolting. Define the, phenomena., 3. Apical dominance and bolting are two, b), Which plant hormone is referred to as, physiological phenomena shown by the plants, an antagonist to gibberellic acid. 2019 March, due to the activity of two growth regulators., i) The growth regulators concerned are;, a) Apical dominance : .............., b) Bolting : ...................., ii) Distinguish between the two, phenomena., 2015 March, 4. Match the following:, A, a) Auxin, b) Gibberellin, c) Cytokinins, , B, i) Delay of leaf senescence, , 10.Some plants require a periodic exposure to, light to induce flowering :, (a) Name the phenomenon., (b) How can we classify plants on the basis, of this phenomenon ?, (c) The site of perception of light/dark, duration for flowering in plants is ........, 2019 Model, , 11.The plant growth regulators are divided into, growth promoters and growth inhibitors, ii) Promotes senescence, (a) Name the three hormones, which are, iii) Promotes bolting, known as plant growth promoters., iv) Apical dominance, (b) Name the growth inhibitor which is, 2015 Imp., known as stress hormone., 5. a) Identify the odd one from the given list of, (c) Write any two roles of the above, 2020 March, plant growth regulators., identified stress hormone., i) ABA, ii) NAA, 12.Given below are the names of three plant, iii) IAA, iv) IBA, growth promoters. Write their main functions., b) List some physiological responses of, (a) Auxin, 2016 March, gibberellins in plants., (b) Gibberellin, 2020 Imp., (c) Cytokinin, 6., Observe the figure given below:, 13. (a)Write the name of plant hormone, a) Source of which plant, responsible for ripening of fruits., hormone is indicated in, (b)Write any two other functions of this hormone., the figure?, b) Write four roles of above, identified hormone., , Prepared by Babu 2018, G, HSST, Jr Botany, Govt HSS, Elavally, Thrissur, Model, , 2021 Model