Answer: Photosynthesis and gas exchange.
- A Water absorption from the surrounding soil
- B Anchorage of the plant within the soil
- C Photosynthesis and gas exchange
- D Reproduction occurring only through flowers
Correct answer: C. Photosynthesis and gas exchange
Explanation: Leaves are the primary site of photosynthesis. They also perform gas exchange (CO<sub>2</sub> in, O<sub>2</sub> out during day) and transpiration through stomata.
Concept context
Internal tissue organisation: meristems, permanent tissues (xylem, phloem, parenchyma), and secondary growth. Frequently tested in NEET.