The oxygen liberated during photosynthesis by | vedclass

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Question

(B) Step $1$: During the light-dependent reactions of photosynthesis, light energy is used to split water molecules $(H_2O)$ into hydrogen ions, elect

Vedclass · Accepted Answer

Water.

Vedclass · Answer

(B) Step $1$: During the light-dependent reactions of photosynthesis, light energy is used to split water molecules $(H_2O)$ into hydrogen ions, electrons, and oxygen gas $(O_2)$. This process is known as photolysis.Step $2$: The oxygen released into the atmosphere is derived from the water molecules, not from carbon dioxide $(CO_2)$.Step $3$: Therefore, the correct option is $(B)$.

The oxygen liberated during photosynthesis by green plants comes from:

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