Biology for IGCSE & O level - Plant Nutrition (Section 3 - No. 36)
How does increasing the light intensity affect the rate of photosynthesis, up to a certain point?
It decreases the rate of photosynthesis.
It has no effect on the rate of photosynthesis.
It increases the rate of photosynthesis.
It causes the plant to die.
Explanation
Increasing light intensity generally increases the rate of photosynthesis until another factor becomes limiting.
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