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Question

The percentage of light energy utilised for photosynthesis by higher plants is

A
100
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B
50
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C
10
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D
1-2.
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Solution

The correct option is D 1-2.
Plants have the capability of capturing the light of the sun and utilize it to form energy in the form of carbohydrates. But the total amount of energy incident in which some are reflected and also lost to the leaves. it also varies with the frequency of light being converted. So only about 1-3 % of light is utilized.
So the correct option is '1-2'.

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