PLANT KINGDOM

PREVIOUS YEAR QUESTIONS 1. An example of colonial alga is: [2017] (a) Volvox (b) Ulothrix (c) Spirogyra (d) Chlorella 2. Male gametes are flagellated in [2015) (a) Anabaena (b) Ectocarpus (c) Spirogyra (d) Polysiphonia 3. Which one of the following statements is wrong? [2015] (a) Agar - agar is obtained from Gelidium and Gracilaria (b) Chlorella and Spirulina are used as space food (c) Mannitol is stored food in Rhodophyceae (d) Algin and carragen are products of algae 4. Which one of the following shows isogamy with non-flagellated gametes? [2014] (a) Sargassum (b) Ectocarpus (c) Ulothrix (d) Spirogyra 5. Which one of the following is wrong about Chara? [2014] (a) Upper oogonium and lower round antheridium. (b) Globule and nucule present on the same plant. (c) Upper antheridium and lower oogonium. (d) Globule is male reproductive structure. 6. An alga which can be employed as food for human being is: [2014] (a) Ulothrix (b) Chlorella (c) Spirogyra (d) Polysiphonia 7. Isogamous condition with non-flagellated gametes is found in [NEET 2013] (a) Spirogyra (b) Volvox (c) Fucus (d) Chlamydomonas 8. Which of the following is not correctly matched for the organism and its cell wall degrading enzyme? [NEET 2013] (a) Plant cells-Cellulase (b) Algae-Methylase (c) Fungi-Chitinase (d) Bacteria-Lysozyme 9. Which one of the following is wrongly matched? [NEET Kar. 2013] (a) Nostoc-Water blooms (b) Spirogyra-Motile gametes (c) Sargassum-Chlorophyll c (d) Basidiomycetes-Puffballs 10. Algae have cell wall made up of: [2010] (a) Cellulose, galactans and mannans (b) Hemicellulose, pectin and proteins (c) Pectins, cellulose and proteins (d) Cellulose, hemicellulose and pectins 11. Mannitol is the stored food in: [2009] (a) Porphyra (b) Fucus (c) Gracilaria (d) Chara 12. If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? [2007] (a) Nature of stored food materials in the cell (b) Structural organization of thallus (c) Chemical composition of the cell wall (d) Types of pigments present in the cell. 13. Floridean starch is found in [2000] (a) Chlorophyceae (b) Rhodophyceae (c) Myxophyceae (d) Cyanophyceae 14. A research student collected certain alga and found that its cells contained both Chlorophyll a and chlorophyll b as well as phycoerythrin. The alga belongs to [2000 (a) Rhodophyceae (b) Bacillariophyceae (c) Chlorophyceae (d) Phaeophyceae 15. Columella is a specialised structure found in the sporangium of [1999] (a) Ulothrix (b) Rhizopus (c) Spirogyra (d) None of these 16. Ulothrix can be described as a [1998] (a) Non-motile colonial alga lacking Zoospores (b) Filamentous alga lacking flagellated Reproductive stages (c) Membranous alga producing zoospores (d) Filamentous alga with flagellated reproductive stages 17. An alga very rich in protein is [1997] (a) Spirogyra (b) Ulothrix (c) Oscillatoria (d) Chlorella 18. Ulothrix filaments produce [1997] (a) Isogametes (b) anisogametes (c) Heterogametes (d) basidiospores 19. Brown algae is characterised by the presence of [1997] (a) Phycocyanin (b) phycoerythrin (c) Fucoxanthin (d) haemachrome 20. Blue-green algae belong to [1996] (a) Eukaryotes (b) Prokaryotes (c) Rhodophyceae (d) Chlorophyceae 21. The absence of chlorophyll, in the lowermost cell of Ulothrix, shows [1995] (a) Functional fission (b) Tissue formation (c) Cell characteristic (d) Beginning of labour division 22. Agar is commercially obtained from [1995] (a) Red algae (b) green algae (c) Brown algae (d) blue-green algae 23. In Chlorophyceae, sexual reproduction occurs by [1994] (a) Isogamy and Anisogamy (b) Isogamy, Anisogamy and oogamy (c) Oogamy only (d) Anisogamy and Oogamy 24. Which of the following cannot fix nitrogen? [1994] (a) Nostoc (b) Azotobacter (c) Spirogyra (d) Anabaena 25.In Ulothrix/Spirogyra, reduction division (meiosis) occurs at the time of [1993] (a) Gamete formation (b) Zoospore formation (c) Zygospore germination (d) Vegetative reproduction 26. Chloroplast of Chlamydomonas is [1993] (a) Stellate (b) cup-shaped (c) collar-shaped (d) spiral 27. Pyrenoids are the centres for formation of (a) Porphyra (b) enzymes [1993] (c) Fat (d) starch 28. The product of conjugation in Spirogyra or fertilization of Chlamydomonas is [1991] (a) Zygospore (b) zoospore (c) Oospore (d) carpospores 29. The common mode of sexual reproduction in Chlamydomonas is [1991] (a) Isogamous (b) anisogamous (c) Oogamous (d) hologamous 30. Sexual reproduction involving fusion of two cells in Chlamydomonas is [1988] (a) Isogamy (b) homogamy (c) Somatogamy (d) hologamy 31. Zygotic meiosis is characteristic of: [2017] (a) Fucus (b) Funaria (c) Chlamydomonas (d) Marchantia 32. Life cycle of Ectocarpus and Fucus respectively are: [2017] (a) Diplontic, Haplodiplontic (b) Haplodiplontic, Diplontic (c) Haplodiplontic, Haplontic (d) Haplontic, Diplontic 33. Which one is wrong statement? [2015 RS] (a) Mucor has biflagellate zoospores (b) Haploid endosperm is typical feature of gymnosperms (c) Brown algae have chlorophyll a and c and fucoxanthin (d) Archegonia are found in Bryophyta, Pteridophyta and Gymnosperms. 34. Which of the following is responsible for peat formation? [2014] (a) Marchantia (b) Riccia (c) Funaria (d) Sphagnum 35. Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses [2012] (a) Diplontic life cycle (b) Members of kingdom Plantae (c) Mode of Nutrition (d) Multiplication by fragmentation 36. Examine the figure given below and select the right option giving all the four parts (a, b, c and d) correctly identified. [2011M]
(a) (A) Archegoniophore (B) Female thallus (C) Gemma cup (D) Rhizoids (b) (A) Archegoniophore (B) Female thallus (C) Bud (D) Foot (c) (A) Seta (B) Sporophyte (C) Protonema (D) Rhizoids (d) (A) Antheridiophore (B) Male thallus (C) Globule (D) Roots 37. Archegoniophore is present in: [2011] (a) Marchantia (b) Chara (c) Adiantum (d) Funaria 38. Some hyperthermophilic organisms that grow in highly acidic (PH2) habitats belong to the two groups: [2010] (a) Eubacteria and archaea (b) Cyanobacteria and diatoms (c) Protists and mosses (d) Liverworts and yeasts 39. Spore dissemination in some liverworts is aided by [2007] (a) Indusium (b) calyptra (c) Peristome teeth (d) elaters 40. In a moss the sporophyte [2006] (a) Produces gametes that give rise to the Gametophyte (b) Arises from a spore produced from the Gametophyte (c) Manufactures food for itself as well as for the gametophyte (d) is partially parasitic on the gametophyte 41. Peat Moss is used as a packing material for sending flowers and live plants to distant places because [2006] (a) It is hygroscopic (b) It reduces transpiration (c) It serves as a disinfectant (d) It is easily available 42. Which of the following propagates through leaf- tip? [2004] (a) Walking fern (b) Sproux-leaf plant (c) Marchantia (d) Moss 43. Sexual reproduction in Spirogyra is an Advanced feature because it shows [2003] (a) Physiologically differentiated sex organs (b) Different sizes of motile sex organs (c) Same size of motile sex organs (d) Morphologically different sex organs 44. The antherozoids of Funaria are [1999] (a) Aciliated (b) flagellated (c) Multiciliated (d) monociliate 45. Bryophytes comprise [1999] (a) Sporophyte of longer duration (b) Dominant phase of sporophyte which is parasitic (c) Dominant phase of gametophyte which Produces spores (d) Small sporophyte phase and generally Parasitic on gametophyte. 46. Which of the following is true about bryophytes? [1999] (a) They possess archegonia (b) They contain chloroplast (c) They are thalloid (d) All of these 47. Bryophytes are dependent on water because [1998] (a) Water is essential for fertilization for their homosporous nature (b) Water is essential for their vegetative propagation (c) The sperms can easily reach up to egg in the archegonium (d) Archegonium has to remain filled with water for fertilization 48. Bryophytes can be separated from algae because they [1997] (a) Are thalloid forms (b) Have no conducting tissue (c) Possess archegonia with outer layer of sterile cells (d) Contain chloroplasts in their cells 49. In which one of these the elaters are present along with mature spores in the capsule (to help in spore dispersal)? [1996] (a) Riccia (b) Marchantia (c) Funaria (d) Sphagnum 50. The plant body of moss (Funaria) is [1995] (a) Completely sporophyte (b) Completely gametophyte (c) Predominantly sporophyte with gametophyte (d) Predominantly gametophyte with Sporophyte 51. Unique features of Bryophytes is that they [1994] (a) Produce spores (b) Have sporophyte attached to gametophyte (c) Lack roots (d) Lack vascular tissues 52. 52. Protonema occurs in the life cycle of [1990, 1993] (a) Riccia (b) Funaria (c) Somatogamy (d) Spirogyra 53. Bryophytes are amphibians because [1991] (a) They require a layer of water for Carrying out sexual reproduction (b) They occur in damp places (c) They are mostly aquatic (d) All the above 54. Apophysis in the capsule of Funaria is [1990] (a) Lower part (b) upper part (c) Middle part (d) fertile part 55. Moss peristome takes part in [1990] (a) Spore dispersal (b) photosynthesis (c) Protection (d) absorption 56. Sperms of both Funaria and Pteris were released together near the archegonia of Pteris. Only its sperms enter the archegonia as [1989] (a) Pteris archegonia repel Funaria sperms (b) Funaria sperms get killed by Pteris sperms (c) Funaria sperms are less mobile (d) Pteris archegonia release chemical to attract its sperms Topic 3: Pteridophytes 57. In bryophytes and pteridophytes, transport of male gametes requires [2016] (a) Wind (b) Insects (c) Birds (d) Water 58. The plant body is thalloid in[NEET Kar. 2013] (a) Funaria (b) Sphagnum (c) Salvinia (d) Marchantia 59. Selaginella and Salvinia are considered to represent a significant step towards evolution of seed habit because: [2011M] (a) Female gametophyte is free and gets dispersed like seeds (b) Female gametophyte lacks archegonia (c) Megaspores possess endosperm and embryo surrounded by seed coat (d)Embryo develops in female gametophyte which is retained on parent sporophyte. 60. In which one of the following, male and female gametophytes do not have free living independent existence? [2008] (a) Pteris (b) Funaria (c) Polytrichum (d) Cedrus 61. Which one of the following is heterosporous? (a) Dryopteris (b) Salvinia [2008] (c) Adiantum (d) Equisetum 62. In the prothallus of a vascular cryptogam, the antherozoids and eggs mature different times. As a result [2007] (a) There is high degree of sterility (b) One can conclude that the plant is Apomictic (c) Self-fertilization is prevented (d) There is no change in success rate of fertilization 63. 63. In Ferns meiosis occurs when [2000] (a) spore germinates (b) Gametes are formed (c) Spores are formed (d) Antheridia and archegonia are formed 64. Dichotomous branching is found in [1999] (a) Fern (b) Funaria (c) Liverworts (d) Marchantia 65. The “walking” fern is so named because [1998] (a) It is dispersed through the agency of walking animals (b) It propagates vegetatively by its leaf tips (c) It knows how to walk by itself (d) Its spores are able to walk 66. Multicellular branched rhizoids and leafy gametophytes are characteristic of [1997] (a) All bryophytes (b) Some bryophytes (c) All pteridophytes (d) Some peteriodphytes 67. The ‘amphibians’ of plant kingdom are (a) Unicellular motile algae [1996] (b) Multicellular non-motile algae (c) Bryophytes with simple internal organization (d) Pteridophytes with complex internal organization not reaching angiosperm level. 68. Pteridophytes differ from mosses/Bryophytes in possessing [1993] (a) Independent gametophyte (b) Well developed vascular system (c) Archegonia (d) Flagellate spermatozoids 69. The plant group that produces spores and embryo but lacks vascular tissues and seeds is [1992] (a) Pteridophyta (b) Rhodophyta (c) Bryophyta (d) Phaeophyta 70. Which one of the following is not common between Funaria and Selaginella? [1992] (a) Archegonium (b) Embryo (c) Flagellate sperms (d) Roots 71. Evolutionary important character of Selaginella is [1989] (a) Heterosporous nature (b) Rhizophore (c) Strobili (d) Ligule 72. Prothallus (gametophyte) gives rise to fern plant (sporophyte) without fertilization. It is [1988] (a) Apospory (b) apogamy (c) Parthenocarpy (d) parthenogenesis 73. Which one of the following is considered important in the development of seed habit? (a) Heterospory [2009] (b) Haplontic life cycle (c) Free -living gametophyte (d) Dependent sporophyte 74. Plants reproducing by spores such as mosses and ferns are grouped under the general term [2003] (a) Thallophytes (b) Cryptogams (c) Bryophytes (d) Sporophytes 75. Select the mismatch [2017] (a) Cycas – Dioecious (b) Salvinia – Heterosporous (c) Equisetum – Homosporous (d) Pinus – Dioecious 76. Select the correct statement: [2016] (a) Gymnosperms are both homosporous and heterosporous (b) Salvinia, Ginkgo and Pinus all are gymnosperms (c) Sequoia is one of the tallest trees (d) The leaves of gymnosperms are not well adapted to extremes of climate 77. In which of the following gametophyte is not independent free living ? [2015 RS] (a) Marchantia (b) Pteris (c) Pinus (d) Funaria 78. Read the following five statements (A to E) and select the option with all correct statements : [2015 RS] (A) Mosses and Lichens are the first organisms to colonise a bare rock. (B) Selaginella is a homosporous pteridophyte (C) Coralloid roots in Cycas have VAM (D) Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic (E) In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte (a) (B), (C) and (D) (b) (A), (D) and (E) (c) (B), (C) and (E) (d) (A), (C) and (D) 79. Besides paddy fields cyanobacteria are also found inside vegetative part of [NEET 2013] (a) Cycas (b) Equisetum (c) Psilotum (d) Pinus 80. Read the following statements (A-E) and answer the question which follows them.[NEET 2013] 1. In liverworts, mosses and ferns gametophytes are free-living 2. Gymnosperms and some ferns are Heterosporous 3. Sexual reproduction in Fucus, Volvox and Albugo is oogamous 4. The sporophyte in liverworts is more elaborate than that in mosses 5. Both, Pinus and Marchantia are dioecious How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One 81. What is common in all the three, Funaria Dryopteris and Ginkgo? [NEET Kar. 2013] (a) Independent sporophyte (b) Presence of archegonia (c) Well developed vascular tissues (d) Independent gametophyte 82. Cycas and Adiantum resemble each other in having: [2012] (a) Seeds (b) Motile Sperms (c) Cambium (d) Vessels 83. Which one of the following is a correct Statement? [2012] (a) Pteridophyte gametophyte has a protonemal and leafy stage (b) In gymnosperms female gametophyte is free-living (c) Antheridiophores and archegoniophores are present in Pteridophytes. (d) Origin of seed habit can be traced in Pteridophytes 84. Read the following five statements (A - E) and answer the question. [2012M] (A) In Equisetum the female gametophyte is retained on the parent sporophyte. (B) In Ginkgo male gametophyte is not independent. (C) The sporophyte in Riccia is more developed than that in Polytrichum. (D) Sexual reproduction in Volvox is Isogamous. (E) The spores of slime molds lack cell walls. How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One 85. Which one of the following pairs is wrongly matched? [2012M] (a) Ginkgo -Archegonia (b) Salvinia – Prothallus (c) Viroids – RNA (d) Mustard - Synergids 86. Consider the ollowing four statements whether they are correct or wrong? [2011M] (A) The sporophyte in liverworts is more elaborate than that in mosses (B) Salvinia is heterosporous (C) The life cycle in all seed-bearing plants is diplontic (D) In Pinus male and female cones are borne on different trees (a) Statements (A) and (C) (b) Statements (A) and (D) (c) Statements (B) and (C) (d) Statements (A) and (B) 87. The gametophyte is not an independent, free living generation in : [2011] (a) Polytrichum (b) Adiantum (c) Marchantia (d) Pinus 88. Which one of the following plants is Monoecious? [2009] (a) Pinus (b) Cycas (c) Papaya (d) Marchantia 89. Which one of the following is a vascular cryptogam? [2009] (a) Ginkgo (b) Marchantia (c) Cedrus (d) Equisetum 90. Select one of the following pairs of important features distinguishing Gnetum from Cycas and Pinus and showing affinities with angiosperms [2008] (a) Absence of resin duct and leaf venation (b) Presence of vessel elements and absence of archegonia (c) Perianth and two integuments (d) Embryo development and apical meristem 91. Flagellated male gametes are present in all the three of which one of the following sets? [2007] (a) Zygnema, Saprolegnia and Hydrilla (b) Fucus, Marsilea and Calotropis (c) Riccia, Dryopteris and Cycas (d) Anthoceros, Funaria and Spirogyra 92. In gymnosperms, the pollen chamber represents [2007] (a) A cavity in the ovule in which pollen Grains are stored after pollination (b) An opening in the mega gametophyte through which the pollen tube approaches the egg (c) The microsporangium in which pollen grains develop (d) A cell in the pollen grain in which the Sperms are formed. 93. Conifers differ from grasses in the [2006] (a) Lack of xylem tracheids (b) Absence of pollen tubes (c) Formation of endosperm before fertilization (d) Production of seeds from ovules 95. Which one of the following is a living fossil? (a) Cycas (b) Moss [2003, 04] (c) Saccharomyces (d) Spirogyra 96. Which one of the following pairs of plants are not seed producers? [2003] (a) Funaria and Pinus (b) Fern and Funaria (c) Funaria and Ficus (d) Ficus and Chlamydomonas 97. Which one of the following is a living fossil? [1996, 97, 2003] (a) Pinus (b) Opuntia (c) Ginkgo (d) Thuja 98. Cycas has two cotyledons but not included in angiosperms because of [2001] (a) Naked ovules (b) Seems like monocot (c) Circinate ptyxis (d) Compound leaves 99. In which of the following would you place the plants having vascular tissue lacking seeds? [1999, 2000] (a) Algae (b) Bryophytes (c) Pteridophytes (d) Gymnosperms 100. Which one of the following statements about Cycas is incorrect? [1998] (a) It does not have a well-organized female flower (b) It has circinate vernation (c) Its xylem is mainly composed of xylem vessels (d) Its roots contain some blue-green algae. 101. A well-developed archegonium with neck consisting of 4-6 rows of neck canal cells, characterises [1995] (a) Gymnosperms only (b) Bryophytes and pteridophytes (c) Pteridophytes and gymnosperms (d) Gymnosperms and flowering plants 102. The ‘wing’ of Pinus seed is derived from (a) Testa [1994] (b) Testa and tegmen (c) Surface of ovuliferous scale (d) All the above 103. Which one is the most advanced from evolutionary point of view. [1993] (a) Selaginella (b) Funaria (c) Chlamydomonas (d) Pinus 104. A plant in which sporophytic generation is represented by zygote [1992] (a) Pinus (b) Selaginella (c) Chlamydomonas (d) Dryopteris 105. A plant having seeds but lacking flowers and fruits belongs to [1992] (a) Pteridophytes (b) Mosses (c) Ferns (d) Gymnosperms 106. In Pinus, the pollen grain has 6 chromosomes then in its endosperm will have [1992] (a) 12 (b) 18 (c) 6 (d) 24 107. Resin and turpentine are obtained from (a) Cycas (b) Pinus [1992] (c) Cedrus (d) Abies 108. In Pinus/gymnosperms, the haploid structure are [1989] (a) Megaspore, endosperm and embryo (b) Megaspore, pollen grain and endosperm (c) Megaspore, integument and root (d) Pollen grain, leaf and root 109. In gymnosperms like Pinus and Cycas, the endosperm is [1988] (a) triploid (b) haploid (c) diploid (d) tetraploid 110. Double fertilization is exhibited by: [2017] (a) Algae (b) Fungi (c) Angiosperms (d) Gymnosperms 111. Male gametophyte in angiosperms produces:[2015 RS] (a) Single sperm and vegetative cell (b) Single sperm and two vegetative cells (c) Three sperms (d) Two sperms and a vegetative cell 112. In angiosperms, microsporogenesis and megasporogenesis: [2015 RS] (a) Form gametes without further divisions (b) Involve meiosis (c) Occur in ovule (d) Occur in anther 113. In angiosperms, functional megaspore develops into [2011M] (a) Embryo sac (b) ovule (c) Endosperm (d) pollen sac 114. Compared with the gametophytes of the bryophytes the gametophytes of vascular plant are [2011] (a) smaller but have larger sex organs (b) larger but have smaller sex organs (c) larger and have larger sex organs (d) smaller and have smaller sex organs 115. Male and female gametophytes are Independent and free -living in: [2010] (a) Mustard (b) Castor (c) Pinus (d) Sphagnum 116. Which one of the following has haplontic life cycle? [2009] (a) Polytrichum (b) Ustilago (c) Wheat (d) Funaria 117. Which one pair of examples will correctly represent the grouping Spermatophyta according to one of the schemes of classifying plants? [2003] (a) Ginkgo, Pisum (b) Acacia, Sugarcane (c) Pinus, Cycas (d) Rhizopus, Triticum 118. Which of the following plants produces seeds but not flowers? [2002] (a) Maize (b) Mint (c) Peepal (d) Pinus 119. Which of the following is without exception in angiosperms? [2002] (a) Presence of vessels (b) Double fertilisation (c) Secondary growth (d) Autotrophic nutrition 120. The largest ovules, largest male and female gametes and largest plants are found among [2000] (a) Angiosperms (b) Tree ferns and some monocots (c) Gymnosperms (d) Dicotyledonous plants 121. Largest sperms in the plant world are found in [1998] (a) Pinus (b) Banyan (c) Cycas (d) Thuja 122. Seed-habit first originated in [1996] (a) certain ferns (b) certain pines (c) certain monocots (d) primitive dicots 123. Sunken stomata is the characteristic feature of [1995] (a) Hydrophyte (b) mesophyte (c) Xerophyte (d) halophyte 124. Pinus differs from mango in having [1993] (a) Tree habit (b) Green leaves (c) Ovules not enclosed in ovary (d) Wood 125. Turpentine is obtained from [1992] (a) Angiosperms wood (b) Pteridophytes (c) Gymnosperms wood (d) Ferns 126. Which one has the largest gametophyte? [1991] (a) Cycas (b) Angiosperm (c) Selaginella (d) Moss ANSWER KEY
1 a 42 a 83 d 124 c
2 b 43 a 84 a 125 c
3 c 44 b 85 a 126 d
4 d 45 d 86 b    
5 c 46 d 87 c    
6 b 47 c 88 a    
7 a 48 c 89 d    
8 b 49 b 90 b    
9 b 50 d 91 d    
10 a 51 b 92 c    
11 b 52 b 93 c    
12 d 53 a 94 -    
13 b 54 a 95 a    
14 a 55 a 96 b    
15 b 56 d 97 c    
16 d 57 d 98 a    
17 d 58 d 99 c    
18 a 59 d 100 c    
19 c 60 d 101 b    
20 b 61 b 102 c    
21 d 62 c 103 d    
22 a 63 c 104 c    
23 b 64 d 105 d    
24 c 65 b 106 c    
25 c 66 b 107 b    
26 b 67 c 108 b    
27 d 68 b 109 b    
28 a 69 c 110 c    
29 a 70 d 111 d    
30 a 71 a 112 b    
31 c 72 b 113 a    
32 b 73 a 114 a    
33 a 74 b 115 d    
34 d 75 d 116 b    
35 d 76 c 117 a    
36 a 77 c 118 d    
37 a 78 b 119 b    
38 a