jyoti
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May 19, 2022
a. Nylon -66 b. Terylene c. Teflon d. Bakelite Ans. a (21)
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May 19, 2022
a. Nil b. Weak c. Strong d. Very strong Ans. b (7)
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May 19, 2022
a. Neoprene b. Teflon c. Thiokol d. PVC Ans. b (9)
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May 19, 2022
a. Styrene b. Tetrafluoro ethylene c. Vinyl chloride d. Acrylonitrile Ans. d (16)
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May 19, 2022
a. Melamine and tetrafluoroethane b. Malonic acid and hexamethyleneamine c. Melamine and vinyl acetate d. Melamine and formaldehyde Ans. d...
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May 19, 2022
a. Protein b. Nylon c. Peptide d. All of these Ans. d (7)
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May 19, 2022
a. They have high molecular weights and high melting points b. They have a high degree of cross- linking by...
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May 19, 2022
a. Nylon – 6 b. Buna – S c. Glyptal d. Teflon Ans. d (9)
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May 19, 2022
a. Polyamide b. Polyester c. Polyethlene d. Polypropylene Ans. b (10)
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May 19, 2022
a. Increases b. Decreases c. Remains unchanged d. Uncertain Ans. a (17)
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May 19, 2022
a. Polythene b. Perspex c. Teflon d. Bakelite Ans. c (8)
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May 19, 2022
a. Nylon – 6 b. Teflon c. Terylene d. Bakelite Ans. a (9)
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May 13, 2022
(a) Red algae                          (b) Green algae (c)  Diatoms                            (d) Brown algae Ans. d (11)
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May 13, 2022
(a) Equisetum                         (b) Selaginella (c)  Marsilea                            (d) None of these Ans. d (16)
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May 13, 2022
(a) Gamete                             (b) Zygote (c)  Sporogonium                   (d) Zoospore Ans. b (7)
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May 13, 2022
(a) Starch                               (b) Glycogen (c)  Fat                                     (d) Sugar Ans. a (12)
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May 13, 2022
(a)Â Starch formation (b)Â Protein storage (c)Â Â General metabolism (d)Â Enzyme secretion Ans. a (10)
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May 13, 2022
(a) Epilithic                            (b) Epifolic (c)  Coenolithic                       (d) None of these Ans. a (6)
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May 13, 2022
(a) Bryophytes                       (b) Gymnosperms (c)  Green algae                      (d) Angiosperms Ans. c (6)
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May 13, 2022
(a) Green algae                      (b) Red algae (c)  Brown algae                     (d) Blue green algae Ans. b (10)
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May 13, 2022
(a)Â A large non-motile female gamete and a small non-motile male gamete (b)Â A large motile female gamete and a...
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May 13, 2022
(a) Marine water                   (b) Fresh water (c)  Tree                                  (d) Arctic zone Ans. b (10)
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May 13, 2022
(a) Trichome                          (b) Coenobium (c)  Coenocyte                         (d) Parenchymatous Ans. b (10)
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May 13, 2022
(a) Chlorine                            (b) Fluorine (c)  Iodine                               (d) Bromine Ans. a (9)
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May 13, 2022
(a)Â Fungi and bryophyta (b)Â Algae and bryophyta (c)Â Â Algae, fungi and bryophyta (d)Â Algae and fungi Ans. d (10)
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May 13, 2022
(a)Â One chloroplast and one pyrenoid (b)Â One or more chloroplast, each with one pyrenoid (c)Â Â One or more chloroplast,...
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May 13, 2022
(a) Ulothrix                             (b) Anabaena (c)  Ulva                                   (d) Hydrodictyon Ans. b (11)
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May 13, 2022
(a) Chlamydomonas               (b) Ulothrix (c)  Spirogyra                          (d) Acetabularia Ans. a (11)
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May 13, 2022
(a) Green algae                      (b) Brown algae (c)          Red algae              (d)         Blue green algae Ans. c (9)