Q
Which of the following is a compensation point:
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A
A. Leaves respire and utilize o2 and release co2.
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B
B. Photosynthesis and respiration occur at same rate. so there is not net exchange of gases between atmosphere and plants.
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C
C. Rate of photosynthesis increases, so do the o2 production, with a net release of oxygen coupled with the uptake of co2.
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D
D. Rate of respiration becomes more than rate of photosynthesis.
Correct Answer:
B. B. Photosynthesis and respiration occur at same rate. so there is not net exchange of gases between atmosphere and plants.
