Question

Name the organs through which insects take in air.​

Answer 1

Explanation:

• Air enters the respiratory systems of insects through a series of external openings called spiracles. These external openings, which act as muscular valves in some insects, lead to the internal respiratory system, a densely networked array of tubes called tracheae.

Answer 2

INSECTS THROUGH A SERIES OF EXTERNAL OPENING IS CALLED AS SPIRACLES.

ANSWER : SPIRACLES

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