Answer: NADPH.
- A NADPH
- B oxygen
- C glucose
- D plain water
Correct answer: A. NADPH
Explanation: ATP and NADPH from the light reaction drive carbon fixation.
Simplified photosynthesis diagram: light energy, CO2, and H2O enter the leaf and are converted in the chloroplast into glucose and O2.
Concept context
Light reactions, the Calvin cycle, C 3 /C 4 /CAM pathways, photorespiration, and factors affecting the rate of photosynthesis. One of the highest-yield NEET chapters.