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Chapter 01: Reproduction in Lower and, Higher Plants, , is the most convenient and cheap, , 6., , Parthenocarpy, , method of artificial vegetative propagation., IMHT CET 20161, , (A) Grafting, (B) Budding, (C) Cutting, (D) Micropropagation, , Which one of the following is NOT true about, , 7., , [MHT CET 20181, vegetative propagation?, (A) Easy and cheaper method, (B) Rapid propagation, (C) Production of genetically similar plants, (D) Production of genetically dissimilar plants, , $2, , Which one of the following is NOT a natural, , 8., , method of vegetative propagation?, [MH CET 20151, (B) foliar buds, (A) runner, (D) grafting, (C) stem tuber, , Parlhenocarpv is the development of fruit withou[, Theprocess produces seedless fruits., 9., , CompetitiveThinking, 1.1, 1., , 2., , Asexual Reproduction, , Considering mode of asexual reproduction,, match the Column I with Il and select the, correct option:, i., , ii., iii., iv., , Identify the asexual reproductive structure 'M', [KCET 20191, , in the following diagram., , (D), 1.2, , Sexual reproduction, , (C), , 3., , Bud, Conidium, , 10., , Sweet potato, Onion, , (B), (D), , Potato, Kalanchoe, , (C), , ll., , (B), , Tapetum, , (D), , Endothecium, , Middle layer, , (B) grafting, (C) layering, (D) micropropagation, , (B), (C), (D), , epidermis, endothecium, tapetum, sporogenous tissue, , Cambium is essential for grafting in plants, IMHT CET 20181, because, and scion fuse, stock, both, cambia of, , 1.3, , Microsporogenesis, , (B), , (D) cambium helps in the production of, flowers, , 12., , of anther., CET 20151, , Pollen grain develops from, , stock and scion are used in IWB JEEM 20151, , together, cambium produces new leaves, cambium produces new roots, , budding, conidia, IMH CET 20151, , Which of the following wall layer of anther, (A) Epidermis, , (A) cutting, , 5., , fra entation, zoos ores, , shows fibrous thickenings of callose?, IMHT CET 20161, , Which one of the following plants reproduces, vegetatively by epiphyllous buds?, [MHT CET 20171, (A), (C), , 4., , (B), (D), , a., b., c., d., , Yeast, Penicillium, Filamentous al ae, Chlam domonas, , i —c, ii —d, iii —a, iv—b, i —b, ii —c, iii —a, iv —d, i —d, ii —c, iii —b, iv, i —c, ii —b, iii —a, iv —d, , (B), , (A) Zoospore, (C) Gemmule, , ColumnIl, , Column I, , Motile zoospores are produced by, [MHT CET 20171, (A) Chlanwdomonas (B) Penicillium, (D) Amoeba, (C) Bacteria, , The wall of pollen tube is made up of, , IMHT CET 20161, (B), (C), , Cellulose and Pectin, Only sporopollenin, Lignin and Pectin, , (D) Pectin and Sporopollenin

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13., , 14., , 15., , the, are, grain, The germ pores in the pollen IKCET 20141, , regions, suberin, and, lignin, of, up, (A) which are Inade, and, temperature, (B) tlvat can withstand high, strong acids and alkalies, (C) which lack sporopollenin, into, released, are, sperms, (D) through which, the female gametophyte, of, The exine of pollen grain is made up, , IMIIT CET 20181, (B) cellulose, (A) chitin, (C) sporopollenin (D) hemicellulose, in, helpful, proved, has, following, Which of the, preserving pollen as fossils?, , 16., , INEET (UG) 20181, (B) Cellulosic intine, (A) Oil content, (D) Sporopollenin, (C) Pollenkitt, Which one of the following statements is NOT, [NEET P-1 20161, , true?, , (A) Pollen grains of many species cause, severe allergies., , (B), (C), , Stored pollen in liquid nitrogen can be, , used in the crop breeding programmes., , Tapetum helps in the dehiscence of, anther., , (D) Exine of pollen grains is made up of, sporopollenin., , 17., , In angiosperms, a male gametophyte is, developed from a pollen mother cell by, IMHT CET 20191, (A), (B), (C), (D), , one meiotic and two mitotic divisions, two mitotic divisions, one mitotic and two meiotic divisions, a single meiotic division, , 18., , The development of male gametes in the pollen, grains in angiosperms involves, IMHT CET 20181, (A) only one mitotic division, (B) two mitotic divisions, (C) both mitotic and meiotic divisions, (D) only one meiotic divisions, , 19., , Among the following statements related to, pollens, choose the correct one., , Statement I: In 40% of angiospermspollen, grains are shed at 3-celled stage., , Statement Il: Intine is made of cellulose and, pectin and it is discontinuous with germ pores., , IKCET 20181, (B), , (C), (D), , Statement I is correct., Statement Il is correct., Both statement I and statement Il are, correct., Both statement I and statement Il are, incorrect.

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20., , 21., , in a tetralocular, If there are 1280 microspores, mother Cells Will, anther, how nnany microspore, clvamber?, be there in its each pollen, IMH CET 20151, (B) 160, (A) 80, (D) 1280, (C) 240, grains with 14, A total of 168 pollen, chrornosotnes in each pollen grain are released, a tnature Illicrosporangiunn. Mention the, cotTectratio of pollen mother cells, generative, cells, vegetative cells and male gametes, produced by the Illicrosporangium., IAP EAM CET 20191, (B), , 1.4, 22., , Structure of Anatropous Ovule, , The ovule of an angiosperm is technically, INEET P-11 20161, , equivalent to, , (A) megaspore, (B) megasporangium, (C) megasporophyll, (D), , 23., , megaspore mother cell, , Assertion (A): Cellular thickenings at the, micropylar tip guide the pollen tubes into the, synergids., , Reason (R): Synergids have antipodals located, at the chalazal end., Which of the following is true?, ITS EAMCET 20181, , (A) Both (A) and (R) are true and (R) is the, correct explanation of (A)., , (B) Both (A) and (R) are true, but (R) is not, (C), (D), 24., , the correct explanation of (A)., (A) is true, but (R) is false., (A) is false, but (R) is true., , The number of synergids and antipodals present, , in a typical angiosperm embryo sac at maturity, respectively are, (A) two and three, (B) one and three, (C) three and two, (D) one and two, , 25., , ITS EAMCET 20171, , Which of the following in embryo sac of, angiosperms shows filiform apparatus?, , (A), (C), 26., , Antipodals, Egg, , IMHT CET 20161, (B) Polar nuclei, (D) Synergids, , Egg in female gametophyte is accompanied by, IWB JEEM 20151, Antipodal cells, (B) Synergids, (C) Definitive nucleus, (D) Tube nucleus

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Chapter 01: Reproduction in Lower and, Higher Plants, 1.5, , (C) Fertilization of a flower by the pollen, , Megasporogenesis, , is the first cell of female, Whichof the following, in angiosperms?, generation, gametophytic, INUIT CET 20161, cell, nnother, (A) Megaspore, 1110thercell, Microspore, (B), nwgasporc, (C) Functional, (D) Egg cell, in an angiosperm, 28. Functional Illegaspore, , from a flower of another plant in the same, population., , (D) Fertilizationof a flower by the pollen, , 27., , INEET (UG) 20171, (B) endosperll), (D) ennbryo, , develops into, (A) ovule, (C) embryo sac, , from a flower of another plant belonging, , to a distant population., 35., , 36., , Progeny resulting from cross pollination are, IMHT CET 20191, (A) genetically stable, (B) always sterile, (C) homozygous and less viable, (D) genetically variable, , 37., , Cross pollination does not occur in, [MH CET 20141, (A) allogamous flowers, (B) geitonogamous flowers, , 30. \Vhichis the most common type of embryo sac, , INEET Odisha 20191, in angiosperms?, sequential mitotic, two, with, (A) Bisporic, divisions, , (B) Tetrasporic with one mitotic stage of, divisions, with three sequential mitotic, Monosporic, (C), divisions, (D) Monosporic with two sequential mitotic, divisions, 31. A typical embryo sac at maturity is, , ITS EAM CET 20191, , (A), (B), (C), (D), , 7 nucleated,, 8 nucleated,, 8 nucleated,, 7 nucleated,, , 38., , (B) Malacophily, (C) Entomophily, (D) Ornithophily, 39., , (A), (B), (C), (D), , from another flower of the same plant., , Fertilization of a flower by the pollen, from the same flower., , 40., , [MH CET 20151, , Entomophily, Ornithophily, Chiropterophily, Anemophily, , Pollination in water hyacinth and water lily is, brought about by the agency of, INEET P-11 20161, , 41., , (B) water, (A) bats, (D) birds, (C) insects or wind, What type of pollination takes place in, INEET Odisha 20191, Vallisneria?, Male flowers are carried by water, currents to female flowers at surface of, (B), , IAIPMT 20141, , (A) Fertilization of a flower by the pollen, (B), , Large stout, nocturnal flowers producing, copious nectar and emitting fermenting fruity, odour, are the adaptations for, , 1.6 Pollination, , 34. Geitonogamy involves, , cleistogamous flowers, chasmogamous flowers, Cross-pollination through insect agent is called, JEEM 20141, (A) Anthropophily, , (C), (D), , 8 celled, 7 celled, 8 celled, 7 celled, , 32. Environmental biotic factor that helps in, [MH CET 20151, pollination is, (B) water, (A) air, (D) insects, (C) wind, 33. Self-pollination which involves two different, flowers of the same plant, is called, CET 20151, (A) autogamy, (B) geitonogamy, (C) xenogamy, (D) hybridization, , CET 20181, , scl f-pollination?, (A) A sure method, (B) Most economic, (C) Maintains genetic purity, (D) Favors evolution, , tnegaspores l'ormed after, 1110thercell are arranged, megaspore, tneiosis of, IMHT CET 20161, in, (A) Isobilateral tetrad, (B) Linear tetrad, (C) Tetrahedral tetrad, (D) T-shaped tetrad, , Which onc of the following is NOT true about, , (C), , water., Pollination occurs in submerged condition, by water., , Flowers emerge above surface of water, and pollination occurs by insects., , (D), , Flowers emerge above water surface and, pollen is carried by wind.

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Ml-IT-CETTriumph Biology (MCQs), 42., , Which of the following are the itnportant floral, rewards to the animal pollinators?, IAIPMT 20151, (A), (B), (C), (D), , 43., , Colour and large size of flower., Nectar and pollen grains., Floral fragrance and calciutll crystals., Protein pellicle and stigtnatic exudates., , Identify the correct sequence of tnatches with, the, , 50., , of pollination and its characteristics., , In some plants, stigma and anther mature, at, [KCET 20191, different times because, (A) it attracts pollinators, (B) it facilitates self-pollination, (C) it prevents cross pollination, (D) it facilitates cross pollination, 1.8, , 51., , Pollen-Pistil Interaction, , Fill up the blanks with suitable words., , The ability of the pistil to recognize pollenis, , on, components and, guide the entry of pollen tube. This, in getting, study leads to help, even in, Chemicals, p., q., Plant breeders, r., Hybrids, Incompatible pollination, s., t., Synergids, IAP EAM CET 20191, dependent, , a., , Omithophily, , L, , Nocturnal, , flower, b., c., , Entomophil, Chiropterophily, , 2., 3., , d., , Anemophily, , 4., , Li ht ollens, Funnel shaped, corolla, Pleasant, fragrance and, nectar, , [MHT CET 20191, , (C), , (C), , 44., , 1.9, , Anemophily is NOT observed in, IMH CET 20151, , (A) Maize, (C) Sugarcane, 45., , 46., , 47., , 48., , 49., , (B) Jowar, (D) Salvia, , Attractants and rewards are required for, [NEET (UG) 20171, , (A) anemophily, (C) hydrophily, , 52., , (C), (D), , Geitonogamy and xenogamy, Cleistogamy and xenogamy, , 1.7, , Outbreeding devices (contrivances), , What is the outbreeding device, where the, stamens and carpels mature at different times, called?, IMHT CET 20161, (A) Monoecy, (B) Self sterility, (C) Dichogamy, (D) Heterostyly, Which one of the following may require, pollinators, but is genetically similar to, autogamy?, [AIPMT 20151, (A) Geitonogamy (B) Xenogamy, (C) Apogamy, (D) Cleistogamy, , 53., , 54., , 55., , (A) Maize, (C) Papaya, , (B), (D), , Wheat, Castor, , (B) sunflower, (D) mango, , Double fertilization is exhibited by, [NEET (UG) 20171, , (A), (B), (C), (D), , Gymnosperms, Algae, Fungi, Angiosperms, , Double fertilization is, [NEET (UG) 20181, (A) Fusion of two male gametes with one egg, , (B) Fusion of one male gamete with two, polar nuclei, (C) Fusion of two male gametes of a pollen, tube with two different eggs, (D) Syngamy and triple fusion, What is the fate of the male gametes discharged, in the synergid?, , INEET (UG) 20191, , (A) One fuses with the egg, other(s) fuse(s), with synergid nucleus., , (B) One fuses with the egg and other fuses, with central cell nuclei., , (C) One fuses with the egg,, (D), , In which one of the following, both autogamy, and geitonogamy are prevented?, INEET Odisha 20191, , Double fertilization in angiosperms was first, discovered by S.G. Nawaschin in, plants., IMHT CET 20181, , (A) Lilium, (C) wheat, , (B) entomophily, (D) cleistogamy, , A dioecious flowering plant prevents both:, [NEET (UG) 20171, (A) Autogamy and xenogamy, (B) Autogamy and geitonogamy, , Double fertilization, , 56., , other(s), , degenerate(s) in the synergid., All fuse with the egg., , The megasporangium proper of an angiospe, rm, ovule is represented by, IMHT CET 20171, , (A) integument, (C) nucellus, , (B), (D), , funicle, micropyle

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Chapter 01: Reproduction in Lower and, Higher Plants, 57., , 58., , The CORRECT sequence of events during, double fertilization in Angiosperms is, IMIIT CET 20161, (A) Triple fusion, synganny, porogamy, (B) Syngatny, triple fusion, porogatny, triple fusion, (C) Poroganny, synga111Y,, poroganw,, triple fusion, (D) Syngamy,, Function of, , apparatus is to, , (C), (D), 64., , (A) Sunflower, (C), 65., , 66., , IMHT CET 20181, fertilization" because, (A) it is fusion of two nuclei., , (B) secondarynucleus is a sister nucleus of, , 67., , 68., , 69., , Tegmen, Perisperm, , Formation of seeds without fertilization is called, [KCET 20151, , amphimixis, apomixis, , (B), (D), , parthenocarpy, polyembryony, , In some species of family Asteraceae seeds are, produced without fertilization. It is called as, [MHT CET 20171, (B) amphimixis, (A) apomixis, vivipary, (D), (C) parthenocarpy, , Seed formation without fertilization, flowering plants involves the process of, , in, , INEET P-1 20161, , (A), (B), (C), (D), , development., 70., , Somatic hybridization, Apomixis, Sporulation, Budding, , In some plants, the female gamete develops into, embryo without fertilization. This phenomenon, [NEET (UG) 20191, is known as:, (B) parthenogenesis, (A) syngamy, (D) parthenocarpy, (C) autogamy, , 1.14 Parthenocarpy, 71., , Find out the wrong statement., , IMHT CET 20191, Parthenocarpic fruits are generally, preferred by consumers., , 1.12 Seed and Fruit Development, 63. Which character of angiosperms helped in their, IMHT CET 20181, dominance on earth?, (A) Formation of seeds, (B) Formation of endosperm, , (B), (D), , Which one of the following statements, regarding post-fertilization development in, , (A), (C), , 62. Assertion (A): Unlike coconut, groundnut, consumes endosperm completely during embryo, Reason (R): Though the embryogeny is similar, in groundnut and coconut, perisperm is seen in, IAP EAM CET 20191, coconut., (A) Both (A) and (R) are true and (R) is the, correct explanation of (A)., (B) Both (A) and (R) are true and (R) is not, correct explanation of (A)., (C) (A) is true but (R) is false., (D) (A) is false but (R) is true., , Hilum, Chalaza, , 1.13 Apomixis, , 1.11 Development of Embryo, , 61. The suspensor during the development of an, angiospermembryo is formed from, [MHT CET 20171, (B) apical cell, (A) basal cell, (D) generative cell, (C) embryonal cell, , Ground nut, , Coconut, Wheat, , flowering plants is INCORRECT?, INEET (UG) 20191, (A) Central cell develops into endosperm, (B) Ovules develop into embryo sac, (C) Ovary develops into fruit, (D) Zygote develops into embryo, , the secondarynucleus is considered as "second, , 60. In angiosperms, during development of embryo,, the suspensor cells develop from, [MH CET 20151, integument, (B), (A) oospore, (D) cotyledon, (C) endosperm, , IMH CET 20151, , (B), (D), , Persistent nucellus in the seed is known as:, BEET (UG) 20191, , (A), (C), , 59. In angiospernus, the fusion of male gamete with, , the egg., (C) it takes place in embryo sac., (D) it takes place after pollination., , Which one of the following is a nonendospermic seed?, , IAIPMT 20141, (A) Recognize the suitable pollen at stigma, (B) Stimulate division of generative cell, (C) Produce nectar, (D) Guide the entry of pollen tube, , Double fertilization, Presence of xylem vessels, , (B), (C), , Gibberellins induce parthenocarpy., Parthenocarpic fruits are seedless fruits., , (D), , Parthenocarpic fruits are developed from, fertilized ovary.

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Ml-IT-CETTriumph Biology (MCQs), Miscellaneous, 72., , 77., , 12. What will be the chromosome numbe, of the endosperm?, CET, (B) 18, (A) 12, (D) 30, (C) 24, , 2n, , Which of the following statennents is NOT, correct?, INEET P-1 20161, (A) Pollen germination and pollen tube, , growth are regulated by cheniical, cotnponents of pollen interacting with, (B), , those of the pistil., Some reptiles have also been reported as, pollinators in sonne plant species., Pollen grains of Inany species can, , gerniinate on the stignnaof a flower, but, only one pollen tube of the satne species, grows into the style., , 78., , 79., , 74., , Select the CORRECT sequence of events., INEET Odisha 20191, Gametogenesis —+ Gamete transfer —i, Syngamy, Zygote, —Y Cell, differentiation, Cell, division, (Cleavage) —iOrganogenesis, (B) Gametogenesis —+ Gamete transfer, Syngamy —+ Zygote —i Cell division, (Cleavage) —Y Cell differentiation -+, Organogenesis, (C) Gametogenesis —+ Gamete transfer, Syngamy —+Zygote —sCell division —i, (Cleavage) —+ Organogenesis —i Cell, differentiation, (D) Gametogenesis —+Syngamy —+Gamete, , transfer —+ Zygote -+ Cell division, (Cleavage) —YCell differentiation, , In angiosperm, what is the ploidy level of, endosperm?, [WB JEEM 20151, , 12, , (C), , 36, , An angiospermic male plant with 24, chromosomes in its pollen mother cells is, crossed with female plant bearing 24, chromosomes in its root cells. What would be, the ploidy of embryo and endosperm, respectively formed after this cross?, IMH CET 20141, 24 and 48, (B) 24 and 24, (D) 24 and 36, (C) 48 and 72, , 48, , If the number of chromosomes in an endosperm, , (C), , 14, , (B) 28, (D) 21, , 20191, , 80., , For the formation of 140 angiospermic seeds, how many meiotic cell divisions are expected?, IMHT CET 20191, (A) 175, (B) 280, (C) 560, (D) 240, , 81., , With respect to angiosperms, identify the, INCORRECT pair from the following:, [KCET 20141, (A) Primary endosperm nucleus —3n, (B) Antipodals —2n, (C) Cells of nucellus of ovule —2n, (D) Vegetative cell of male gametophyte —n, , 82., , Which one of the following statements is, correct?, INEET 20131, (A) Hard outer layer of pollen is called intine., (B) Sporogenous tissue is haploid., (C) Endothecium produces the microspores., (D) Tapetum nourishes the developing pollen., , 83., , Banana is an example of, , (A), (B), (C), (D), 84., , 20151, , The morphologicalnature of the edible part oi, (A), (C), , 85., , [WB JEEM, , parthenocarpy, apomixis, parthenogenesis, polyembryony, , coconut is, , 76., , 24, , (D), , number in the secondary nucleus?, IMHT CET, , Organogenesis, , 75., , (A), , of seed is 21, what will be the chromosome, , ithout bfinging about pollination are, called pollen/nectar robbers., In majority of angiosperms INEET P-II 20161, (A) a small central cell is present in the, embryo sac., (B) egg has a filiform apparatus., (C) there are numerous antipodal cells., (D) reduction division occurs in the, megaspore mother cells., , If the cells of the nucellus in the angiosperm, , ovule contain 24 chromosomes, what will be, th, nunlber of chromosomes in the endospermof, IMIIT CET, self-pollinated flower?, 20171, (B), , (D) Insects that consunne pollen or nectar, , 73., , In an angiosperlll a female plant, 24 is crossed with a male plant havin, 2n, , perisperm, endosperm, , [NEET (UG) 20171, , (B), (D), , cotyledon, pericarp, , Which one of the following is NOT, disadvantage of self-pollination?, , IMHT CET 2017, No scope for developing improve, (B), (C), (D), , varieties, Progeny becomes weaker, Genetic stability can be maintained, Less adaptability to climatic variations

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Igne, , 8, , Which one of the following statennents is NOT, , Entomophily, , INEET 1>-1120161, , correct?, , ancs, , (A) Water Hyacinth growing in the standing, water, drains oxygen from water that, leads to the death of fishes., , (B) Ollkpring produced by the asexual, reproduction are called clone., (C) Microscopic, motile, asexual reproductive, structures are called zoospores., (D) In potato, banana and ginger, the plantlets, arise from the internodes which are, present in the modified stem., s, , motile, zoospore, of, Which is the, Chlamydomonas in the given figure?, [GUJ CET 20171, , (B), , (C), , (D), , Entomophily is pollination that takes place, through the agency of insects including, butteiflie,s, moths,. bees, flies and beetles. The, flowers, in, entomophilous plants, are, actinc»norphicand crowded togethe/l, , AnswerKev