2. Give reasons for the following: a) Always breathe through your nose.
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Answer:
Nose contains mucous and hair that filter the dust particles. If we breathe through mouth all dust and germs enter our lungs and can cause infection. So it is preferred to breathe through nose to remain healthy.
Explanation.
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Answer: Always to breath through nose because the hair in the nose filters the dust particles from the air .
Explanation:
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