describe respiratory system for class 4
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The respiratory system is what allows us to breathe and exchange carbon dioxide for oxygen. The human respiratory system is a series of organs responsible for taking in oxygen and expelling carbon dioxide. The primary organs of the respiratory system are the lungs, which carry out this exchange of gases as we breathe.
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Heya user........❤
The human respiratory system is asystem of organs responsible for inhaling oxygen and exhaling carbon dioxide in humans. The importantrespiratory organs in living beings include- lungs, gills, trachea, and skin.
Hope it’s helpful....... ☆(❁‿❁)☆
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