2026 · Q112
Which one of the following is involved in light independent reactions of photosynthesis?
General KnowledgeBiology
- ACalvin cycle
- BHill reaction
- CPhotosystem
- DLight absorption by photosynthetic pigments
Explanation
The Calvin cycle (C3 cycle) constitutes the light-independent (dark) reactions of photosynthesis, fixing CO2 into sugars. The Hill reaction, photosystems and light absorption by pigments are all part of the light-dependent reactions. The answer is (A).