Question

Splitting of $H_{2}O$ molecules into hydrogen ions and oxygen in the presence of light and stroma is photolysis.

• A. True
• B. False

Answer 1

The correct option is B

False

Splitting of $H_{2}O$ molecules into hydrogen ions and oxygen in the presence of light and grana is photolysis. The photolysis reaction is carried out by the photosystem II which is present in the membrane of thylakoids. A photosystem is made up of chlorophyll molecules and some other proteins.