Answer: leaves.
- A leaves
- B roots
- C woody stem
- D coloured flowers
Correct answer: A. leaves
Explanation: Leaves, rich in chloroplasts, are the main photosynthetic organs.
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.