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CGP EDU Academic Team
Published on: August 20, 2026
What is the percentage of Photosynthetically Active Radiation (PAR) in the incident solar radiation?
Text Solution
Verified by ExpertsThe correct answer is:
B
Out of the incident solar radiation, about 50% is Photosynthetically Active Radiation (PAR).
PAR is the portion of light (wavelengths 400–700 nm) that plants can use for photosynthesis.
Of this PAR, plants capture only 2–10% for actual photosynthetic activity.
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