Answer: photorespiration.
- A photorespiration
- B transpiration
- C normal respiration
- D seed germination
Correct answer: A. photorespiration
Explanation: The C<sub>4</sub> pathway concentrates CO₂ around RuBisCO, suppressing wasteful photorespiration.
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.