Aerosols are minute particles suspended in the atmosphere, and are known to reduce primary productivity on earth. How they contribute in reducing primary productivity?
[A] By decreasing oxygen concentration
[B] By preventing nitrogen fixation
[C] By decreasing atmospheric albedo
[D] By increasing atmospheric albedo
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[D] By increasing atmospheric albedo
Fourth option is the correct answer. Increase in atmospheric albedo reduces the rate of photosynthesis by plants on earth.

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