May 21, 2022
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May 21, 2022
(a) Ulothrix                             (b) Oedogonium (c)  Spirogyra                          (d) Chlamydomonas Ans. c (14)
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May 21, 2022
(a) Running fresh water       (b) Stagnant fresh water (c)  Running salt water          (d) Stagnant salt water Ans. a (7)
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May 21, 2022
(a) Round                               (b) Spherical (c)  Cylindrical                        (d) Rectangular Ans. c (8)
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May 21, 2022
(a)Â Â Â Â Â It moves in a plane containing the Greenwich meridian (b)Â It moves in a plane perpendicular to the celestial...
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May 21, 2022
(a)Â Attached unbranched filament (b)Â Attached branched filament (c)Â Â Colonial alga (d)Â Free floating Ans. a (7)
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May 21, 2022
(a) A chloroplast with many pyrenoids  (b) A chloroplast with a few pyrenoids (c)  A few chloroplasts with a few...
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May 21, 2022
(a)Â Zoospore formation (b)Â Gamete formation (c)Â Â Zygote germination (d)Â Â Zoospore germination Ans. c (8)
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May 21, 2022
(a) 6 hours                              (b) 12 hours (c)  18 hours                            (d) 24 hours Answer: d (11)
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May 21, 2022
(a) Isogamy                            (b) Anisogamy (c)  Oogamy                            (d) Conjugation Ans. a (6)
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May 21, 2022
(a) Nonflagellate                    (b) Uniflagellate (c)  Biflagellate                       (d) Tetraflagellate Ans. d (12)
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May 21, 2022
(i)  Time of revolution of a satellite just above the earth’s surface(Tst) (ii) Period of oscillation of mass inside the...
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May 21, 2022
(a)    3 km/s                ...
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May 21, 2022
(a) Prof. K.C. Mehta               (b) Prof. D.D. Pant (c)  Prof. S.R. Kashyap           (d) Prof. P.N. Mehra Ans. c (14)
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May 21, 2022
(a) Funaria (Moss)                (b) Marchantia (c)  Megaceros                        (d) Dowsonia Ans. d (24)
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May 21, 2022
(a) Thallophyta                      (b) Bryophyta (c)  Pteridophyta                    (d) All the above Ans. b (15)
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May 21, 2022
(a)Â 0.7Â 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 1.0 (c)Â Â 1.5Â 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 3 Answer: d (53)
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May 21, 2022
(a)Â The apical cell (b)Â The basal cell (c)Â Â Every cell of the body (d)Â Accumulation of food in his...
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May 21, 2022
(a)Â Two similar motile gametes (b)Â Two similar non-motile gametes but physiological disssimilar (c)Â Â One motile and one non-motile gametes...
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May 21, 2022
(a) 2 zoospores                      (b) 4 zoospores (c)  2– 4 zoospores                 (d) None of the above Ans. d (8)
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May 21, 2022
(a) 10 hr                                 (b) (6/√2) hr (c)  6 hr                                    (d) 6√2hr Answer: d (6)
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May 21, 2022
(a) Four plants                       (b) Three plants (c)  Two plants                       (d) One plant Ans. d (11)
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May 21, 2022
(a)Â Filamentous alga with flagellated reproductive stages (b)Â Filamentous alga with nonflagellated reproductive stages (c)Â Â Membranous alga producing zoospores (d)Â ...
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May 21, 2022
(a) 2π√2R/ g           (b) 4√2π√R/g (c)   2π√R/ g                            (d)...
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May 21, 2022
(a)Â Degeneration of lateral walls (b)Â Formation of a pore in lateral wall (c)Â Â Gelatinization of lateral wall (d)Â Gelatinization...
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May 21, 2022
(a)Â 1Â 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 2 (c)Â Â 3Â 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 4 Ans. a (10)
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May 21, 2022
(a) Time period              (b) Orbiting radius (c) ...
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May 21, 2022
(a)Â Chl. a, Chl b and phycocyanin (b)Â Chl a, Chl c, phycocyanin and fucoxanthin (c)Â Â Chl. a, Chl b,...
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May 21, 2022
(a)Â 5 R 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 7 R (c)Â Â 10 RÂ 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 18 R Answer:Â b (4)
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May 21, 2022
(a) Antheridium                    (b) Meristematic (c)  Holdfast                            (d) Zoogonidium Ans. c (9)
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May 21, 2022
(a)Â Just before formation of zoospores (b)Â Before the formation of gametes (c)Â Â Before the fusion of gametes (d)Â During...
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May 21, 2022
(a)  4 mm                                     (b)  16 mm (c)  1 mm                                      (d)  0.25 mm Answer-c (24)
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May 21, 2022
(a) Only one filament            (b) Two filaments (c)  Many filaments                (d) None of the above Ans. a (12)
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May 21, 2022
(a)Â The filaments showing scalariform conjugation are homothallic (b)Â The filaments showing lateral conjugation are homothallic (c)Â Â The filaments showing...
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May 21, 2022
(a) Zoospore                           (b) Akinete (c)  Chlamydospore               (d) Zygospore Ans. d (8)
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May 21, 2022
(a) One                                   (b) Two (c)  Three                                (d) All four Ans. a (10)
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May 21, 2022
(a)Â Polycentric chromosomes (b)Â Complex nucleolus (c)Â Â Heterothallism (d)Â A single pyrenoid in each chloroplast Ans. d (6)
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May 21, 2022
(a) Spirogyra sahnii               (b) Spirogyra indica (c)  Spirogyra jogensis            (d) Spirogyra karnalae Ans. c (11)
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May 21, 2022
(a) Conjugation                      (b) Binary fission (c)  Fragmentation                 (d) Spores formation Ans. a (9)
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May 21, 2022
(a) Ulothrix                             (b) Cladophora (c)  Spirogyra                          (d) Anabaena Ans. c (11)
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May 21, 2022
(a)Â Nm-1Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ...