Question

Spiracles are respiratory structure in

reptiles
insects
mammals
birds
​

Answer 1

Answer:

insects

Explanation:

Spiracle, in arthropods, the small external opening of a trachea (respiratory tube) or a book lung (breathing organ with thin folds of membrane resembling book leaves). Spiracles are usually found on certain thoracic and abdominal segments.

Answer 2

Answer:

$\huge\mathbb{\underline{Answer}}$

Spiracles are respiratory structure in insects.

example:- cockroaches, grasshoppers. etc.

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