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The bull's horn, acacia tree not only has, , but also has swarming ants on it. The, ants live in spines and feed on sugar, produced by the tree. Any animal which, disturbs the ants are vigorously, , spinesto protectitfrom grazing animals,, , the, , underwater, there is not enough air for the roots. Breathing roots which grow ado, ground help them to take in air., , lants which grow in marshy areas include mangroves. Since the roots are aiway, , e.g Cactus, , Plants growing in deserts have leaves in the form of spines. These plants synthesise, food and store water in their fleshy stem., , e.g- Pepper, mango, coconut, neem etc., , Plants growing in hot and damp places have large number of leaves. They remain, evergreen and do not shed their leaves., , e.g-, Pine, cedar, spruce, etc., , bear cones instead of flowers., , The plants of hilly areas are tall and straight with needle shaped leaves. These trees, , e.g Maple tree and Oak tree., , temperate countries, , trees shed their leaves, in autumn. This helps them to survive the severe cold in winter., , leaves. These can bear heat in the summer. Inattocked and cannotfeed on the tree., , Plants of plains have lots of branches and, , The different conditions like type of soil,, availability of water, temperature of the place,, amount of rain and availability of light., , and dwells is called its habitat,, , The regions in which a living organism lives, , environment is called adaptation,, , Tit Bits, , (Adaptations in Plants), , Plant Life-I, , The process of adjusting to different types of, , Synopsis, , 1, , CHAPTER

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are, , Floating plants, , called, , small, or, , light, , int-, , freel, , divided, , swollen parts and float, , be, , lily, etc., , Cereals like rice, wheat, sugar and bamboo belong to the grass family., , Some plants like pitcher plants and venus fly trap feed on trapped insects. They are, called insectivorous plants., , e.g., Valisnaria, hydrilla., , body surface., , Submerged plants have narrow leaves with no pores. They breathe through the, , e.g., Lotus, water, , and broad leaves., , Fixed plants remain fixed to the bottom of the pond. These have, long hollow sta, , or, , aquatic plants. Ihey can, , with spongy, , e.g., Duckweed, water hyacinth, etc., , water., , are, , underwater plants., , or, , (c) Submerged, , (b) F ced Plants, , (a) Floating plants, , Plants which grow in water

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2, , 1,, , 2, , 1, , knew, , that, , plants, , adapt, , It is a, , a, , areas., , plant hilly, plant that lives under water., , of, , Coconut, , Cactus, , (B), (C), , Plains, , Hilly areas, , Coastal areas, , Marshy areas, , Plant Life, , I, , (Adaptations, , in, , 6, , Plants), , (D) To make the flower beautiful, , the pond, , (C) To fix the plant to the bottom of, , B) To absorb soil, , A) To help leaves float on water, , you explain the function of the stem?, , observed, , lotus plant from a, pond near her house. She, that it has a long hollow stem. Can, , (D), Mango, Shreya plucked a, , Mangroves, , (A), , Plant, , Habitat, , Given below is a list of some plants, and the habitats in which they live., Which one is wrongly matched?, , areas., , (D) It is a plant that grows in marshy, , (B), (C), , It is, , (A) It is a plant that grows in plains., , But he is confused to identify what, kind of plant it is. Can you help him?, , autumn, , It has lots of branches and, leaves, (ii) It can with stand summer, heat, (ii) It sheds its leaves in the, , (i), , environment in which they live. He, observed a plant and noticed the, following characteristics:, , themselves to the conditions in the, , Abhi, , Multiple Choice Questions, , B CD, , face, , the, , above, , roots which come, , are, , modified into, , (D) Evergreen plants, , (C) Floating plants, , (B) Fixed plants, , (A) Underwater plants, , without pores?, , 11, , leaves, Which of the following have, , spines., , Their leaves, , above the ground., , (C) They develop, (D), , above, , do not shed leaves in the, Summeer., , (B) They, , manage, , the desert, the, , have lots of branches and, , leaves., , (A) They, , situation?, , plants, , to, , adaptation developed by, , because water is very scarce in, deserts. Which of the following is an, , Plants give out water through the, pores present on the lower side of, their leaves. Plants living in deserts, need to reduce the loss of water, , above the ground, , (D) Breathing roots which come, , spines, , (C) Leaves which are modified into, , needle like leaves, , (B) Tall and straight trunk with, , leaves, , (A) Having lots of branches and, , helps them, conditions?, , the following adaptations best, , high speed winds and cold. Which of, , Plants in hilly areas have to bear, , A

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10, , (A)i, q-ii, r-ii, , Pine, , (B) p-ii, q-i, r-ii, , ii., , Desert plant, , Cactus, , Pitcher, , Column, , in, in, , are, , reduced, , to, , spines., , roots, , insects and, , develop breathing, , trapping, to get more air., , must, , eat them., , It must start, , (0) It, , (C), , water, , to, , spines, , leaves into, reduce the loss of, , change, , It must, , (B), , its, , It mnust change its colour in its, new environment., , (A), , its new environment?, , and planted it in a marshy area. What, must the new plant do to survive in, , Ramu brought a plant with thick, branches and leaves from the plains, , (A) Hilly areas 8) Deserts, C) Marshy areas (O) Plains, , 2) Leaves, , 1) It has no branches., , given clues., , ep-ii, q-i, r-ii (D) p-ii, q-ii, r-i, Observe the plant given below and, identify its habitat based on the, , Clues:, , r., , ., , insectivorus plant, , Conifers, , Column-, , Column-1, , (D) stems., Match the following plants, Column-l with their examples, , (A) aves., (C) rots., , B)/spinees., , In cactus plants, photosynthesis, OCCurs in, , 15, , 14, , 13, , 12, , aerial roots., This, , to the, , Mango, , Mangroves, , (C), , (D), , Marshy areas, , Plains, , Plains, Deserts, , plants that, , are, , usefu, , (D) plants of the grass, family, , (A) hilly plants., (B) underwater plants., (C) desert plants., , man are, , The, , (D) Pitcher plant, , (CWater hyacinth, , (A) Cactus, (B) Fem, , most, , | to, , following plants doe>, grow?, not need soil to, , Which of the, , (A) They do not have flowers., (BY They are dome shaped., (C) They are conifers., (D) Their leaves are needle-shaped, , Which of the following statements is, FALSE regarding hilly trees like the, Pine?, , Cactus, , Cedar, , habitat., Habitat, , with its, these is it?, , Plant, , one of, , (B), , Which, , following plants is NOT, , matched correctly, , One of the, , (D) amount of rain, , amount of water, available, , (B) temperature, , (A) type of soil, , adaptation, , 11 Mangroves develop, is an

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themselves, , (B), , which, , help, , them to, , adapt, to, , plants shown in the, , given, , below., , needle, , shaped leaves, , broad, wax coated leaves, , is designed to, , The features of the given cactus, , (D)1-r,I1 p,ll -s, IV -q, , (C) s , ll-r, ll -q, V p, , (B)1-q,ll-r,ll -s,IV -p, , (A) 1-p,I - q,l l -r, IV - s, , S, , r., , q. breathing roots, , p. prickly spines, , with the features, , plant, , their surroundings. Match the plants, , figure, , features in the, , by animals., , protect the plant from other plants., , (i) prevent the plant from, losing too, much water., (iti), , to, , surroundings. Can you identify the, , adapt, , Both (A), , Plants, , (), , and, , eunder water plants., , (B) fyed plants., , are, , () protect the plant from being eaten, , 18, , 17, , tape grass plants, , (A) floating plants., , 16 Hydrilla and, , 21, , 20, , 19, , place, , to, , functions is, , one, , following, , from, , to stimulus., , (D) Breathing of air, , (C) Food storage, , (B) Absorption of water, , (A) Absorption of food, , water and mineral salts from the soil?, , mangrove plant. Besides taking in, , also performed by the roots of the, , Which of the, , another., , (D) moving, , (C responding, , (A) reproducing., (B) respiring., , plant is, , to trap insects. This shows that the, , A venus flytrap plant closes its leaves, , (D) Duck weed, , (C) Pitcher, , (B) Sundew, , stryctures to trap insects ?, A)Venus fly trap, , Which of these plants has pot like, , (D) (). (6) and (ii), , C) Only (i) and (ii), , (A) Only ii), Only () and (i)

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24, , water hyacinth, , and fibrous roots, , (D), , is an, , (A) Vallisneria, (C) Duckweed, , following, , of the, , (B) Venus fly trap, (D) Jasmine, , example of them?, , insectivorous plants. Which, , called, , Fully submerged, , Floating, , Fully submerged, , Fixed, , Q, , We all know that animals eat, plants., But there are some plants which eat, small insects. Such, plants are, , submerged, Partially, submerged, , Floating, Partially, , (B), , P, , Floating, , (C), , Waterlily, , Q, , What could P and Q represent?, , Water lettuce, duckweed, , Plants, , Look carefully at the classification, table given below., , Feathery, 0) Both (A) and (C), , (C), , TA), , 23, , true?, , about the plant given below is/are, , Which of the following statements, , (A) Spongy and light stems, (B) Hairy leaves, , 22, , 26, , Which of the, , ANS, , are, , both, , fungi, , vell, , (non-gree, , dry places., , plants)., (D) They need sunlight to grow, , are, , in, , parasites., They grow well, (C They, , (B), , (A) They, , true?, , diagrams given, , survive in, , own food, , Group R, Makes its, , groups can, , madei, , following statemel, things above, , the, , about the two living, , k, , below., , Study carefully, , (B) not having fruits., (C) not having flowers., (D) not having roots., , (A not having leaves., , desepts by, , A, , Q, , nly groups Q and R, , Only groups P and, , Bears, Flowers, , Group Q, , Only groups P and R, Groups P,Q and R, cactus plant is able to, , (A), (B), (, (D), , spores, , Group P, Grows from, , In which of the, following, this plant be placed in?, , shown below., , 25 Some girls came across a, sketch that one of themplant.Th, The

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the classification, , Able to make, , Fern, , Mould, , (D), , very thin leaves., , needle like leaves., , plants., , habitat, , changes according, , to, , plant. This, , (D)wax is obtained from cactus., , (C) cactus is insectivorous in nature., , according to habitats., , 6) plants have modified features, , (A), , prepares food for the, shows that, , Cactus is a desert plant. To minimise, loss of water it does not have leaves., The stem is green and waxy and, , D) broad leaves., , (C) long leaves., , (A), (B), , A lotus plant has, , Mould, , Mushroom, , Yeast, Fern, , Yeast, , Mushroom, , ter, , (A), (B), , S, , to be S and T?, , Which of the follovwing is most likely, , Unable to make, their own food, , (Organisms, , table shown below., , Study carefully, , their own food, , 30, , 29, , 28, , 5, , 4, , 3, , 2, , Desert plants, , (D) Mango, , e Banyan, , during, , the, , Mangrove, (C) Maize, , (B) Only Q, (D) Only P and Q, (C) Only R, , leaves?, (A) Only P, , represents modifid, , Which of the following labelled parts, , P, , is able to survive in harsh conditions, like the desert., , The plant given below is a cactus. It, , (B) Sgarcane, , (A) Banyan, , breathing roots?, , Which of the following plants has, , Water bodies, , (B) Plains, , Cold regions (D), , (A) Deserts, , plants, , shed their leaves, winter season?, , In which of the following regions do, , (B) Sunflower, , (A) Lgtus, , roots?, , Which of the following has aerial, , (D) Aerial plants, , (C) Land plants, , B) Floating plants, , A, , of the leaf?, , In which of the following plants are, stoma present on the upper surface, , Previous Contest Questions

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the, , p., , terms, , ., , iv., , Hydrilla, , more, , and l, , (D) Only ll and IV, , (C) Only ll and IV, , (B) Only 1l and Il, , (A) Onlyl, , IV. Swollen stems to store water, , sunlight, , synthesise food, 1. Tall and slim stems to, get, , to, , Needle-like leaves to prevent, , harsh environment?, , Which of the following are NOT, adaptations of a cactus plant to the, , p-iv, q-ii, r-ii, s-i, , (B) p-ii, q-iv, r-i, S-i, (Cp-i, q-ii, r-ii, s-iv, , (A) p-ii, q-ii, r-iv, S-i, , Cold climate, , ii. Insectivorous plant, , Fungi, , Aquatic plant, , in, , Mould, , Venus fly trap i., , Pine, , Column I, , excessive water loss, I. Broad and thin leaves, , ., , ), , following, , Column-l with those in Column-ll., , Match, , Column-1, , 6, root, , spines, , mistake,, , (D) Both (A)and (B), , B), , a, , C), , (A), , Eichhornia, , Venus fly trap, , (D), , (B), , Sundew plant, , Pitcher plant, , 10 Identify the odd one from the, following:, , (A), , in one group made, Identify the odd one., , (D) Long and branched stems, Bhuvan while putting the, living, , to, , system, , Leaves reduced, , things, , ey, , (B) Fjlrous, , (A) Thin and wide leaves, , Which of the following, adaptations, help a cactus survive in a desert?

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Sunlight, glucose, Chlorophyll, , minerals, , are, , distributed, , through, , a, , means, , network of veins., , light. 'Photo', , + Oxygen, , light, , the air and oxygen is added to it., , and, , which carbon dioxide is removedfrom, , Photosynthesis is the only process by, , itfrom animals who breathe it out., , little carbondioxide, plants get most of, , In some, , Hence, the stem performs, to, plants like cactus the leaves are reduced spines., deserts., photosynthesis. Cacti are adapted to survive in, , Some non-green plants get their food from dead and decaying plants., , iodine solution, the solution is, When a food material rich in starch is treated with, of starch., turned blue-black. This test indicates the presence, , extra food as starch, The plant uses some of its food for daily activities and stores the, in the roots, stems, leaves, fruits, seeds or some times even flowers of the plant., , Water, food and, , Water, , Carbon dioxide, Oxygen, , Sunlight, , Tit Bits, , The atmosphere contains very, very, , The reaction takes place only in the presence of, synthesis means to put together, , carbon dioxide + water, , the presence of chlorophyll and sunlight., , combine them to form sugar and oxygen in, , The green leaves contain a green pigment, called chlorophylI. Plants take in water from, the soil and carbon dioxide from the air and, , The roots of the plant take in water and, mineral salts from the soil and the stem carries, them to leaves. The leaves have tiny openings, called stomata, through which the exchange, of gases takes place., , Plants can make food on their own. Food is, manufactured in the leaves. Hence, leaves are, also called food factories of the plant., , Synopsis

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Multiple, , During, , Choice, , A B, , Questions, , the, which of, , following, , e, , showvn, , does the process, of the day, in plants?, takes place, , (B) Mango, , (Aotato, , times, , The, , here, , (D) Grapes, , Maize, leaves of, , plants are green, , because, , Carbon, , (A), , dioxide, , they are formed from green, coloured seeds., , Oxygen, , (B) they absorb green liquid., tEof the presence of a green, pigment called chlorophyll, (D) of the presence of the network, , (A) 6: 00 a.m onlyy, , of veins., , (B) 2: 00 p.m only, , Harish wants to test the presence of, starch in a leaf. Given below are the, instructions, to, conduct the, experiment. Which of the following, , (C) 11: 00 a.m only, 0 A l l the time, , 2, , The four boxes P, Q, R and S, , given, , part, , of the, , below contain the edible, , step is NOT necessary?, , plants., , S, , (A), , P, , Q, , R, , Rice, Pulses, , Mango, Pumpkin, , Carrot, , Potato, , Turnip, , Sugarcane, , then in alcohol., , (B) Wash, , (B, (D S, , (C) R, , (A) Spines, , B)Stem, , (C) Roots, , (D) Leaves, , In which of the following processes,, the release of oxygen by plants takes, , 4, , (D), B, , Which of the following parts of a cactus, plant performs photosynthesis?, , a, , few, , drops of, , iodine, , solution to the bleached leave, , iodine solution for the presence, starch in it. The colour of the coverea, What, leaf did not turn blue-black., , does this indicate?, , A) The black, , cover, , absorbed, , all, , ue, , starch present in the leaf., , (A) Respiration, (B) Digestion, (C) Reproduction, , (D) Photosynthesis, Which of the, , Add, , Abhi covered a leaf of a potted plant, for, and kept the plant under sunlight, witn, a few days and then tested it, 0r, , place?, , 5, , the bleached leaf., , ACYHeat the leaf on a hotflame., , A ginger can be placed in which of, the four boxes given here?, , (A) P, , Boil the leaf first in water and, , following, , containing stored food?, , is, , a, , seed, , (B), , lodine solution does, with black covers., , (C), , Starch is, eaves., , Starch, , is, , evaporated, , not, , from, , prepared only, , presence of sun light., , work, , in, , tht, , the

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9, , 10, , When iodine is added to a starchn, solution, the color is changed to, AY blue black., , (B) yellow., , C) green, , D)reddish brown., , Leaves, , are, , green, , due, , the, called, , to, , of a, , green pigment, presence, chlorophyll. The main function of, , 12, , factories of the plant?, , ALeaves, (C) Roots, , 13, , Plants, , (B) Stem, (D) Flowers, , store extra food in the form, , (B) carbon dioxide., , (A) to absorb carbon dioxide from, the atmosphere., , (B) to absorb water and minerals, , (C) chlorophyll., , starch., , 14, , In carrots, food is stored in, , (A) leaues., , from the soil., , Croots., , (C) to breathe., , 0to perform photosynthesis in the 15, presence of sunlight., , Statement A, , Plants that appear green due to, chlorophyll pigment are able to, synthesize their food., , (B) stem., (D) flowers., , When you eat sugarcane, you, actually eating the, , (B), , rogt of the sugarcane., , s t e m of the sugarcane., (D) grains of the sugarcane., , 16, , A plant was kept in a dark room for, a week. When its leaves were, tested with iodine solution, it did, not show the presence of starch., , From this experiment we can, , Statement B, , conclude that, for photosynthesis., , Photosynthesis cannot take place, in plants that appear red., , Which of the following statements, prove that her conclusion is wrong?, , (A) Croton plants are green but do, , suniight, (C) starch, , 17, , (D) darkness, , Which of the following is a root, containing stored food?, , B) Croton plants are dark red in, colour and do not contain, , chlorophyll., , (A), , chlorophyll, , but it is hidden by the dark red, , not, , have, , chlorophyll but they can prepare, their own food., , is required, , (B) iodinne, , not contain chlorophyll., , coloured pigments., 0) Croton plants do, , are, , A) fruit of the sugarcane., , From the statements given below,, Neelima concluded that the dark red, coloured croton plants in her garden, cannot prepare food on its own., , CCroton plants have, , of, , (A) oxygen., , chlorophyll is, , 11, , Which of the following are called food, , (C), , (B)

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18, , The, , tiny, , pores present, , on, , the leaves, , 24, , Look carefuily at the, plant given below., , of plans are called, , diagramofof the, the, , (B) cells., , AStomata., , (C) chlorophyl. (D) grains., , 19, , Veins, , (A) absorb water and minerals from, the soil., , (B) absorb carbon dioxide from the, , atmosphere., , C)transport water, food and, minerals in a leaf., , What do the arrows indicate?, , (D) release oxygen and carboon, dioxide into the atmosphere., Plants make their own food and thus, do not depend on others. Therefore,, they are called:, , 20, , (A) self made, , (i) Water, , (ii) Mineral salts, (ii) Oxygen, iv) Sugar, , (B) parasites, (D) heterotrophs, , Eautotrophs, , ), , Study the figure given below and, answer, , questions, , 21 & 22., , 25, , Only () and (i), (B) Only (ii) and (iv), (C) Only (). (i) and (i), (D) 0. ). (Gii) and (iv), Which of the following plants will be, , able to carry out, , photosynthesis?, (B), , (A), , 21, , Which of these labelled, parts of the, , plant anchor the plant to the ground?, , A) I, , 22, , (B) I, (D) IV, , (C), , Which of these parts of the, plant is also, referred to as a, , Placed in a fully enclosed, wooden cupboard, , sugar-making factory?, (B) II, (D) IV, , (C) III, , 3, , Dry soil in the pot, , anchor the, water, absorb, the, , soil. Who, , (A) Root, (C) Leaf, , plant to the ground., and, am, , 1?, , (C), I, , mineral salts from, , (B) Stem, (D) Flower, , T, , All the leaves are, , smeared with, vaseline, , Plant ina, placed, , wet soil po, , near a, , window

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26, , Read the description below., , 30, 30 What, , could the arrow 'P", , possibly, , Xsupports the plant. It helps in the, , represent in the diagram given below?, , transportation of food, water and, , P, , minera'salts., , Which of these parts of the plant, matches the above description, , about X?, , (A) Root, , (C) Branch, , 27, , Which of the, , EStem, , (A) Carbon dioxide, , (D) Leaf, , (D) Energy, During photosynthesis, plants, , follovwing, , is classified, , 31, , absorb, , correctly?, Storage root, , Root not used, for storage, , (A, , Carrot, , Grass, , (B), , Potato, , Turnip, , (C), , Potato, , Radish, , (D), , Maize, , Cabbage, , 28, , (C) Water, , 8)Oxygen, , gas and release, , gas, A) carbon dioxide, oxygen, (B) oxygen, carbon dioxide, , (C) oxygen, nitrogen, (D) nitrogen, oxygen, 32 The figure given below shows an, experiment., , The diagram given below shows a, , plant., The arrows in the diagram show the, , path taken by, , The, , plant, , is, , (A) touch., , 29, , (C) gravity., , (A) Food, , (B) Sunlight, , (C) Water, , D) Carbon dioxide, , 33, 33, , responding to, Bsunlight., D)water., , Which of the following are the basic, needs of the figure given below?, , The diagram below shows the crosssection of a papaya fruit., Q, R, , S-, , P, , Under suitable conditions, which part, of the, papaya (P, Q, R or S) will grow, into a new, , AYP, , C) R, , plant?, , (A) Food and air only, (B) Food and water only, , (B) Q, , CY Air, water and food only, , (D) S, , (D) Air, water and sunlight

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The figure given below shows the, , 37 Chlorophyll is a, green, , pigment found, to the, important, plants because it, green, , result of an experiment., , in, , leaves., , It is, , en, , (A) helps, , the, , plant in, , Btraps nitrogen in thereproduction, air., , Ctraps, light energy from, (D), 38, , damp, , dry, , soil, , soil, , (C) gravity., , (B) touch., , (D) sunlight., The, experiment given below, performed to show that, , thepresence following, of starch ? used to tes, is, , A) lodine solution, , The experiment shows that, the roots, respopd to, , (Awater., , the sun,, water and, mineral salts, Which of the, absorbs, , 39, , (B) Copper, sulphate, solution, (C) Potassium, hydroxide, (D) Alcohol, Which of the, , the main, function of thefollowing, part labelled'R in the, is, , is, , figure given below ?, , P, , Q, , A)green plants give out carbon, dioxide during photosynthesis., B) green leaves absorb, , (C) sunlight is not needed to make, Aood., D) green plants manufacture starch, as food., , 36, , Where does most of the water, needed for, photosynthesis come, from?, , (A), , From air, , through, , the, , in the leaf., , (B), , From the soil, of the plant., , (C), , As a result of, the leaf., , A Provides support, , chlorophyll., , through, , (B) Synthesises food, (C) Produces seeds, (D) Absorbs water, 40, , Which part of the papaya tre, Conducts water and food to the plant, , P, , Q, , tiny pores, , R, , the roots, , respiration, , within, , (A) P, , (B) Q, , (e R, , (D) S

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2, , Match the following and select the, , Previous Contest Questions, , correct answer., , Column I, , Column-1, , Which of the following are produced, by plants during the process of, , p., , Ginger, , ., , Leaf, , q., , Radish, , i., , Seed, , r., , Spinach, , ii., , Root, , Rice, , iv, , Stem, , photosynthesis?, , (i) Oxygen, (i) Carbon dioxide, (ii) Sugar, , (A)P-i,q-iv, r ii,s i, (B) p-iv, q-ii,r i,S - ii, -, , (A) Only () and (i), (B) Only () and (ii), C) Only (Gi) and (ii), (D) 0), 6i) and (ii), , C)p-i.q- i, r - ii, s - iv, , (D) p-ii,q-i,r- iv, s i, 5, , The figure given below represents a, process that takes place in the, presence of sunlight., , Which of the following gases is, released during this process?, , Which of the following structures of, , plant exchanges gases?, , 6, , (A) Buds, , (B) Fruits, , C) Leaves, , (D) Flowers, , The stem of a cactus plant prepares, food for it. The colour of the stem is, , (A) green., , (B) brown., , (C) red., , (D) yellow., , In radish, food is stored in, , 8, , (A) leaves., , (B) stems, , (C) roots., , (D) flowers., , Study, , the, , figure given, , here and, , identify gases X and Y., , (A) Hydrogen, (C) Oxygen, , (B) Carbon dioxide, , (D) Nitrogen, , Which of these is of great importance, in nature as it helps plants to make, , their own food in the presence of, , Sunlight?, (A) Oxygen, (B) Chlorophyl, , (AX- oxygen, Y carbon dioxide, , (C) Carbon monOxide, , (C) X- nitrogen, Y hydrogen, , (D) lodine solution, , (n, , (B), , X - carbon dioxide, Y, , oxygen

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Match the following and select the, , Previous Contest Questions, , correct answer., , Column 1, , Which of the following are produced, by plants during the process of, , Oxygen, , (), , Carbon dioxide, , Ginger, , ., , Radish, , i., , Seed, , Spinach, , ii., , Root, , Rice, , iv., (A)p-i,q-iv, r -ii,s - ii, , (ii) Sugar, (A) Only ) and (i), (B) Only ) and (iii), , (C) Only (i) and (ii), (D) ). 6i) and (ii), , 5, , The figure given below represents a, process that takes place in the, presence of sunlight., , Which of the following gases is, released, , during, , this, , process?, , Leaf, , p., , photosynthesis?, , (i), , Column, , (B), , p- iv, q - ii, r - i, s - ii, , (C), , p i , q- i, r - ii, s - iv, , (D), , p- iii, q - i, r - iv, S - i, , Stem, , Which of the following structures of, plant exchanges gases?, (A) Buds, (B) Fruits, (C) Leaves, , (D) Flowers, , The stem of a cactus plant prepares, food for it. The colour of the stem is, , (A) green., , (B) brown., , (C) red., , (D) yellow, , In radish, food is stored in, , (A) leaves., (C) roots., , B) stems, , (D) flowers, , 8Study the figure given here and, identify gases X and Y., (A) Hydrogen, , (B) Carbon dioxide, , (C) Oxygen, , (D) Nitrogen, Which of these is of great importance, in nature as it helps plants to make, , their own food in the presence of, , Sunlight?, (A) Oxygen, (B) Chlorophyll, (C) Carbon monoxide, , (D) lodine solution, , (A) X- oxygen, Y carbon dioxide, (B), , X - carbon dioxide, Y - oxygen, , (C), , X - nitrogen, Y - hydrogen, , (D), , X - hydrogen, Y - nitrogen

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Which of the following does not, belong to the group formed by the, others?, , Ginger, , gas and release, , gas., , (A) carbon dioxide, oxygen, (B) oxygen, carbon dioxide, (C) oxygen, nitrogen, , (B), , (A), , 10 During respiration, plants use, , Onion, , (D) nitrogen, oxygen, , C), , Potato, , Carrot, , 1, , 3

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CROSSWORD, 1., , Plant Life, , I, , ACROSS, , (Adaptation in Plants), , 3 The plant that have cones instead, , of flowers, 4 Plants that eat insects, , 8 The term that is used to describe, the adjustment of plants and animals in a certain place to survive, 9 The, , plant that have thin and big, , leaves that float on water, , DOWN, 1 Plants that grow on land, 2 The tree that has breathing roots, 5 Desert plant, , 6 The tree that has supporting roots, like a pillar., 7 A non-green, , plant, , that grow, , moist bread, , 2. Plant Life, ACROSS, 2, , Non-green plants, , that cannot make, , their own food, 6, , The process in which, food, , 7, , Food, , plants make their, , factory of the plant, , DOWN, 1, , A green, , substance that is, , present in leaves, 3, , A, , substance that is used, , to test the, , presence of starch in a leaf, 4, , The tubes that take water to all, parts, of the leaf, , 5, , Smali, , openings that are present in the, , underside of the life, , -, , Il, , (How Plants, , Make, , Food), , on