Comprehensionhard · Past Paper
Passage: The 'lungs of the world' is a common metaphor for forests. Q70. Why is this metaphor appropriate?
AForests look like lungs
BForests produce oxygen and absorb carbon dioxide
CForests are where animals breathe
DForests are very loud
✓ Correct Answer: B — Forests produce oxygen and absorb carbon dioxide
Forests exchange gases (O2 and CO2) similar to how lungs function in the human body.
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