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biology

Which structure of man is similar to the spiracle of cockroach?

A

Nostril

B

Bronchiole

C

Lungs

D

Alveoli

Answer

Spiracles are the small external openings present on the body of insects (cockroach) which acts as a passage to the entry of air into the respiratory system. Nostrils are the external openings present on the body of human beings which provide an entry to the air in the respiratory system. So, the correct answer is option C.

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