Biology Photosynthesis in Higher Plants All Topic Question for Revision Test Single Correct MCQ
Published on: August 26, 2026

Incorrect statement is -

A

Except for plants in shape or in dense forest, light is rarely a limiting factor for photosynthesis

B

Internal factor (of photosynthesis and respiration) are dependent on the genetic predisposition and the growth of the plant

C

At any point the rate of the process is determined by the factor available at sub-optimum levels

D

The C3 plants show saturation at about 360 ppm CO2 while C4 responds to increased CO2 concentration and saturation is seen only beyond 450 ppm.

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The correct answer is:
D

(d)

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