What is the site of gas exchange in human lungs? - Practice (English) | ObjectiveMcq

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What is the site of gas exchange in human lungs? - Practice (English) | ObjectiveMcq

PracticeClass 10BiologyWhat is the site of gas exchange in...

Biology Class 10Medium

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What is the site of gas exchange in human lungs?

Correct Answer: D — Alveoli

Explanation:

Alveoli are microscopic air sacs in the lungs where oxygen diffuses into the blood and carbon dioxide is expelled, making them the primary site for gas exchange.

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