Biology MCQs Part 23

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221. Which family consists of 600 genera and 10,000 species with world wide in distribution?

A. Poaceae

B. Solanaceae

C. Leguminoseae

D. Fabaceae

222. Which family consists of 600 genera and 10,000 species which world wide in distribution?

A. Solanaceae

B. Legminoseae

C. Fabaceae

D. Poaceae

223. Which of these plants grow in an environment that is neither very wet nor very dry?

A. Sporophyte

B. Mesophytes

C. Saprophytes

D. Tracheophytes

224. Such plants which are adapted to survival under conditions a limited supply of water in its habitat are known as.

A. Hydrophytes

B. Saprophytes

C. Xerophytes

D. Pteridophytes

225. A class of xerophytes have developed in a manner by which they can store large amount food and water.This is called?

A. Succulents

B. Rhizomes

C. Hydrophytes

D. Zooids

226. Which of these are perennial stems usually horizontal in position?

A. Rhizopus

B. Rhizoids

C. Rhizomes

D. None of the above

227. How many species of plants are known uptill now?

A. 50,000

B. 45,000

C. 545,000

D. 550,000

228. All living things except bacteria and blue green algae are termed as

A. Eukaryotes

B. Prokayotes

C. Lsosmes

D. None of the above

229. Family solanaceae is large family with about how many genera?

A. 70

B. 80

C. 90

D. 100

230. Whihc Of the following which family consists of 600 genera and 10,000 species with world wide in distribution

A. Family Poaceae

B. Family Solanceae

C. Family Leguminoseae

D. Family Fabaceae

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