Trees play an important role in:
Correct answer: C. Both (a) & (b)
- A. Supply of clean air
- B. They absorb carbon-dioxide from the atmosphere and release oxygen
- C. Both (a) & (b)
- D. None of these
Explanation
Through photosynthesis, trees take in atmospheric carbon dioxide and release oxygen, while also helping maintain cleaner air. Both options describe this air-quality function.
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Practise Forest Ecology
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