BIOLOGY
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May 26, 2022
(a)Â Above suspensor cells (b)Â Between suspensor and embryonal cells (c)Â Â Between primary and secondary suspensor cells (d)Â Between embryonal...
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May 26, 2022
(a) Apical portion                  (b) Intercalary portion (c)  Basal portion                    (d) Lateral portion Ans. c
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May 26, 2022
(a) Pinus plant                       (b) Zygote (c)  Micro and megaspores    (d) Male and female cones Ans. c
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May 26, 2022
(a) Presence of resin cells     (b) Presence of resin ducts (c)  Absence of resin ducts    (d) Presence of vessels Ans....
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May 26, 2022
(a) One needle                       (b) Two needles (c)  Three needles                  (d) All correct Ans. d
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May 26, 2022
(a) No seeds                           (b) Flowers (c)  No vascular tissues          (d) Naked seeds in cones Ans. d
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May 26, 2022
(a)Â It is of much economic value (b)Â It is cosmopolitan in distribution (c)Â Â If grows in deserts and exhibits...
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May 26, 2022
(a) Haploid endosperm        (b) Bicilliated sperms (c)  Double fertilization          (d) Presence of antheridia Ans. a
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May 26, 2022
(a) Leaves of Selaginella       (b) Scaly leaves of Pinus (c)  Needles of Pinus               (d) Foliar leaves of Pinus...
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May 26, 2022
(a)Â Bract and ovuliferous scales (b)Â Embryo with two cotyledons (c)Â Â Resin canals in needles (d)Â Tracheids with bordered pits...
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May 26, 2022
(a)Â Competition among adjoining trees for sunlight (b)Â The effect of auxins on growth of stem tips (c)Â Â Adaptation for...
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May 26, 2022
(a) Cycas                                 (b) Pinus (c)  Abies                                 (d) Cedrus Ans. b
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May 26, 2022
(a)Â Above suspensor cells (b)Â Between suspensor and embryonal cells (c)Â Â Between primary and secondary suspensor cells (d)Â Between embryonal...
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May 26, 2022
(a) Roots                                 (b) Endosperm (c)  Dwarf shoot                      (d) Long shoot Ans. b
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May 26, 2022
(a) 1 prothallial cell               (b) 2 prothallial cells (c)  4 prothallial cells             (d) A mass of cells Ans. b
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May 26, 2022
(a) Two cotyledons                (b) One cotyledon (c)  Fleshy cotyledons            (d) Many cotyledons Ans. d
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May 26, 2022
(a) Cycas                                 (b) Pinus (c)  Papaver species               (d) None of the above Ans. b
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May 26, 2022
(a)Â Tracheids (b)Â Vessels (c)Â Â Equal number of tracheids and vessels (d)Â More vessels and less tracheids Ans. a
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May 26, 2022
(a)Â Megaspore, integument, root (b)Â Endosperm, megaspore, pollen grain (c)Â Â Pollen grain, leaf, root (d)Â Megaspore, endosperm, embryo Ans. b
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May 26, 2022
(a) Long shoot                        (b) Needle leaves (c)  Dwarf shoot                      (d) None of the above Ans.c
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May 26, 2022
(a) Armed parenchyma        (b) Chlorenchyma (c)  Spongy parenchyma       (d) Transfusion tissue Ans. c
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May 26, 2022
(a) Bicollateral                       (b) Collateral and closed (c)  Collateral and open         (d) Concentric Ans. c
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May 26, 2022
(a) Pinus sylvestris                (b) Pinus monophylla (c)  Pinus gerardiana              (d) Pinus roxburghii Ans. c
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May 26, 2022
(a) Monofoliar                        (b) Bifoliar (c)  Trifoliar                            (d) Tetrafoliar Ans. b
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May 26, 2022
(a) Funaria                              (b) Selaginella (c)  Fern                                  (d) Pinus Ans. d
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May 26, 2022
(a) One celled stage               (b) Two celled stage (c)  Three celled stage           (d) Four celled stage Ans. d
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May 26, 2022
(a) Ferns                                 (b) Selaginella (c)  Pinus                                 (d) All the above Ans. c
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May 26, 2022
(a) Mosses                              (b) Selaginella (c)  Fern                                  (d) Pinus Ans. d
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May 26, 2022
(a) Bryophyta                        (b) Selaginella (c)  Ferns                                 (d) Pinus Ans. d
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May 26, 2022
(a)Â 16Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (b)Â 8 (c)Â Â 4Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (d)Â 24 Ans. c
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May 26, 2022
(a)Â 4Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (b)Â 3 (c)Â Â 2Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (d)Â 1 Ans. c
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May 26, 2022
(a)Â Parallel venation (b)Â Perennial plants (c)Â Â Distinct branches (long and short branches) (d)Â Xylem with vessels Ans. d
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May 26, 2022
(a) Red drop                  ...
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May 26, 2022
(a) Decussate                         (b) Tetrahedral (c)  Linear                               (d) Isobilateral Ans. c
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May 26, 2022
(a) Big vacuole                       (b) Lysigenous cavity (c)  Intercellular space           (d) Schizogenous cavity Ans. d
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May 26, 2022
(a) Ephedra                            (b) Selaginella (c)  Funaria                              (d) All gymnosperms Ans. a
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May 26, 2022
(a) Pinus                                 (b) Ginkgo (c)  Thuja                                 (d) Deodar Ans. b
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May 26, 2022
(a)Â Phloem of both have companian cells (b)Â Endosperm is formed before fertilization in both (c)Â Â Origin of ovule and...
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May 26, 2022
(a) Cycadophyta                    (b) Coniferophyta (c)  Gnetopsida                       (d) Both (a) and (b) Ans. d
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May 26, 2022
(a) Sterile plants                    (b) Angiosperms (c)  Primitive                           (d) Gymnosperms Ans. d