The site of oxygen evolution and photosynthetic phosphorylation in chloroplast is
A
Matrix
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B
Grana
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C
Inner wall of chloroplast
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D
Stroma
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Solution
The correct option is B Grana A stacked membranous structure within the chloroplasts of plants and green algae contains the chlorophyll and is the site of the light reactions of photosynthesis. The saclike membranes that make up grana are known as thylakoids. Grana stacks are the sites of oxygen evolution and photosynthetic phosphorylation in chloroplast.