Alveoli in lungs improve gas exchange by increasing the surface area of the lungs.

True

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False

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Solution

The correct option is A True
The trachea divides into two bronchi. The bronchi further divides into a number of bronchioles, which end in a number of alveoli. Alveoli in lungs improve gas exchange by increasing the surface area of the lungs.

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The alveoli is a small sac-like structure present in the lungs that allows gas exchange.

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