jyoti
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May 26, 2022
(a) Biciliate and coiled (b) Multiciliate and sickle-shaped (c) Multiciliate and coiled (d) Biciliate and sickle-shaped Ans. b (12)
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May 26, 2022
(a) Elaters (b) Spore mother cells (c) Spore (d) Zygote Ans. c (7)
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May 26, 2022
(a) Sporophyll (b) Frond (c) Leaf petiole (d) Leaf node Ans. b (7)
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May 26, 2022
(a) Operculum (b) Annulus (c) Stomium (d) Ostiole Ans. c (11)
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May 26, 2022
(a) Biconvex (b) Circular (c) Biconcave (d) Plano-convex Ans. a (11)
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May 26, 2022
(a) Spherical (b) Coiled (c) Multiflagellate (d) All of the above Ans. c (6)
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May 26, 2022
(a) Heart-shaped (b) Dorsiventral (c) Green (d) All of the above Ans. d (10)
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May 26, 2022
(a) Margin of leaf (b) Abaxial side of leaf (c) Adaxial side of leaf (d) Only on the tip of...
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May 26, 2022
(a) Sporangiophore (b) Annulus (c) Stomium (d) Indusium Ans. b (9)
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May 26, 2022
(a) Hadrocentric (b) Leptocentric (c) Radial (d) Conjoint collateral Ans. a (11)
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May 23, 2022
(a) Haploid (b) Diploid (c) Polyploid (d) Triploid Ans. a (13)
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May 23, 2022
(a) Sporangium (b) Oogonium (c) Archegonium (d) Stomium Ans. a (25)
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May 23, 2022
(a) Sporophyll (b) Sorus (c) Cone (d) Ramenta Ans. b (16)
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May 23, 2022
(a) Parallel (b) Reticulate (c) Dichotomous (d) Open furcate Ans. d (18)
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May 23, 2022
(a) Apospory (b) Parthenogenesis (c) Parthenocarpy (d) Apogamy Ans. d (7)
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May 23, 2022
(a) Cycas stem (b) Pinus needle (c) Fern leaf (d) Fern rhizome Ans. d (22)
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May 23, 2022
(a) Possess a single layer of wall cells (b) Produce very few spores (c) Originate from a group of initial...
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May 23, 2022
(a) Sporophytic stage (b) Gametophytic stage (c) Sporophytic and gametophytic stage (d) Apomictic stage Ans. b (20)
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May 23, 2022
(a) Dictyostele (b) Siphonostele (c) Protostele (d) None of these Ans. a (6)
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May 23, 2022
(a) Pollen tube (b) Water (c) Archegonia (d) Flagellated sperms Ans. a (13)
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May 23, 2022
(a) Rhizome (b) Indusium (c) Sori (d) Ramenta Ans. d (9)
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May 23, 2022
(a) Ramentum (b) Sorus (c) Indusium (d) Sporophyll/Frond Ans. d (14)
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May 23, 2022
(a) Homothallic (b) Heterothallic (c) Heterotrophic (d) Heteromorphic Ans. a (12)
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May 23, 2022
(a) Brown algae (b) Sphagnum (c) Ferns (d) Cycads Ans. c (13)
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May 23, 2022
a. Ionic solids b. Molecular solids c. Amorphous solids d. Liquids Ans. a Explanation : Point defect arises because of...
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May 23, 2022
a. AgBr b. AgCl c. KBr d. ZnS Ans. c Explanation : KBr exhibits Schottky defect and not Frenkl defect....
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May 23, 2022
a. Metal excess defect b. Metal deficiency defect c. Displacement defect d. Impurity defect Ans. b Explanation : Metal deficiency...
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May 23, 2022
a. 2 b. 1 c. 3 d. 5 Ans. d (5)
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May 23, 2022
a. Disloction defect b. Schottky defect c. Frenkel defect d. Electronic defect Ans. d Explanation : When electron rich or...
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May 23, 2022
a. p-type semiconductor b. n-type semiconductor c. Intrinsic semiconductor d. Insulator Ans. b (25)
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May 23, 2022
a. Metallic conductor b. Insulator c. n- type semiconductor d. p-type semiconductor Ans. c Explanation : Excess of one valence...
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May 23, 2022
a. Frenkel defect b. Schottky defect c. Non-stoichiometric defect d. Simple intertitial defect Ans. a Explanation : Frankel defect is...
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May 23, 2022
(a) Presence of vascular system (b) Absence of flowers (c) Absence of fruits (d) All the above Ans. d (13)
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May 23, 2022
(a) Multiplies very fast to produce massive biomass (b) Has association of nitrogen-fixing Rhizobium (c) Has association of nitrogenfixing cyanobacteria...
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May 23, 2022
(a) Bacteria (b) Gymnosperm (c) Pteridophytes (d) Archaebacteria Ans. c (7)
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May 23, 2022
(a) Ginkgo (b) Selaginella (c) Polypodium (d) Azolla Ans. a (10)
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May 23, 2022
(a) Azolla (b) Salvinia (c) Marsilia (d) Pteridium Ans. a (12)
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May 23, 2022
(a) Apospory (b) Apogamy (c) Apomictic (d) Apomixis Ans. a (10)
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May 23, 2022
(a) Byophyte (b) Pteridophyte (c) Gymnosperm (d) Angiosperm Ans. b (6)
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May 23, 2022
(a) Azolla (b) Salvinia (c) Pteris (d) Both (a) and (b) Ans. d (8)