Photosynthesis does not takes place during the night because
A. Optimum temperature is not available at night
B. Light is not available at night
C. More CO2 is evolved at night which inhibits the action of enzymes
D. Concentration of O2 is less in the atmosphere
Answer: Option B
Solution (By Examveda Team)
Photosynthesis does not take place during the night because Light is not available at night.During photosynthesis, chlorophyll absorbs energy from blue- and red-light waves and reflects green-light waves, making the plant appear green. It is a light-dependent reaction that requires light to prepare food in plants.

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