In which part of the respiratory system, gaseous exchange takes place?
A
Alveoli
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B
Pharynx
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C
Larynx
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D
Trachea
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Solution
The correct option is A Alveoli Alveoli are tiny air sacs present in the lungs which appears as a bunch of grapes. These are also known as pulmonary alveoli. They mainly promote the exchange of gases.