E-PolyLearning

1186. During pregnancy the smoking can produce carboxyhaemoglobin which can reduce the amount of
a. Oxygen
b. Carbon dioxide
c. Blood
d. Food
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Answer: (a).Oxygen

1187. Cell is considered to be easier by assuming it as
a. 2D
b. 3D
c. 4D
d. electronic
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Answer: (a).2D

1188. Active cells are in size
a. small
b. large
c. medium
d. stupendous
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Answer: (a).small

1189. Movement rate of substances across cell membrane depends on
a. volume
b. area
c. length
d. mass
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Answer: (a).volume

1190. The diffusion of food and oxygen is done through
a. cell membrane
b. cytoplasm
c. cell surface membrane
d. small holes
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Answer: (c).cell surface membrane