Which layer of a leaf is responsible for photosynthesis?
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Palisade Mesophyll
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Spongy Mesophyll
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Upper Epidermis
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Lower Epidermis
A
Correct answer
Explanation
The palisade mesophyll layer is located directly beneath the upper epidermis and consists of closely packed, column-shaped cells rich in chloroplasts. This structural adaptation makes it the primary site for light absorption and photosynthesis in the leaf.