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State two advantages of breathing through the nostrils instead of through the mouth in mammals.
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Aug 6, 2021
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Biology Form 2
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anony mous
State two advantages of breathing through the nostrils instead of through the mouth in mammals.
gaseous exchange
gaseous exchange in animals
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Aug 6, 2021
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anony mous
the nostrils have a mucus lining that traps dust unlike the mouth;
Nostrils have cilia that facilitate the movement of dust particles outwards;
Nostrils have chemoreceptorŪ„s for detecting smells/chemicals unlike the mouth
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