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At what percentage of sunlight does light saturation occur?(a) 30(b) 20(c) 10(d) 15This question was posed to me in a national level competition.I want to ask this question from Factors Affecting Photosynthesis topic in division Photosynthesis in Higher Plants of Biology – Class 11

Answer»

Right choice is (C) 10

The explanation: Light is an EXTERNAL factor that affects the rate of photosynthesis. Light saturation OCCURS at 10% of FULL SUNLIGHT. At high light intensities, the rate of photosynthesis does not increase linearly.



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