Question

Where does the light reaction occur ?

Answer 1

decomposition reaction in the presence of light.

eg H2O2 ------in the presence of light--------) H2O +O2

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Answer 2

In photosynthesis, the light-dependent reactions take place on the thylakoid membranes. The inside of the thylakoid membrane is called the lumen, and outside the thylakoid membrane is the stroma, where the light-independent reactions take place