most leaves have the upper surface more green and shiny than the lower one.why?
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due to presence of chlorophyll shall be
Arkaprabhabanerjee:
no
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There is a lower and upper surface of a leaf, and the upper surface of the leaf is in the sunlight. With more sunlight, the upper surface makes more food and has more chlorophyll on it. Since chlorophyll is green and there is more green on the upper surface, the upper surface is darker.
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