1. | Lipids provide insulation against cold and hot weather to exoskeleton of insects in form of |
a. | cutin |
b. | waxes |
c. | cholesterol |
d. | oil |
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Answer: (b).waxes
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2. | On hydrolysis, sucrose gives one glucose and one |
a. | fructose |
b. | maltose |
c. | lactose |
d. | ribose |
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Answer: (a).fructose
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3. | A large and important group of compound which can be made by repetition of simple isoprenoid units, is called |
a. | Terpenoids |
b. | steroids |
c. | carotenoids |
d. | terpenses |
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Answer: (a).Terpenoids
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4. | Scientist who first isolated nuclei of pus cells was |
a. | F.Sanger |
b. | M.steward |
c. | F.Miescher |
d. | A.Einstein |
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Answer: (c).F.Miescher
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5. | Tetroses are not very common, they are found rare in nature and in few |
a. | viruses |
b. | bacteria |
c. | plants |
d. | animals |
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Answer: (b).bacteria
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