Question

Find the odd man out.
1) Nose
2) Mouth
3) Trachea
4) Alveolus. why reason​

Answer 1

Answer:

Mouth

Explanation:

Its not a part of Respiratory system

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Answer 2

Alveoli would be the correct ans.....

REASON because in alveoli the micro level of gaseous exchange takes place thorugh diffusion. But rest of other organs just forms a passage for the air to pass.

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