Science Quiz from 221 to 225

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221. Oxygen released in the process of photosynthesis comes from
(A) water
(B) oxygen
(C) carbon dioxide
(D) nitrogen dioxide

222. Phloem tissue is found in
(A) liver
(B) placenta
(C) plants
(D) none of these

223. Plant bends towards the source of light on account of the movement known as
(A) geotropism
(B) hydrotropism
(C) chemotropism
(D) phototropism

224. Animal lacks
(A) starch
(B) cellulose
(C) protein
(D) lipids

225. On which of the following plants did Gregor Mendal perform his classical experiment
(A) corn
(B) mustard
(C) pea
(D) sunflower

ANSWERS: SCIENCE QUIZ
221. (A) water
222. (C) plants
223. (D) phototropism
224. (B) cellulose
225. (C) pea