Question

how is breathing process of an insect different from that a fish?

Answer 1

Answer:Insects breathe through small, paired holes called spiracles, which open into the tracheae. Tracheae and tracheoles deliver oxygen directly to air sacs and tissue cells and carry away carbon dioxide. A fish's respiratory system is a pump mechanism.

Explanation:

Answer 2

Answer:

Insects breathe through small, paired holes called spiracles, which open into the tracheae. Tracheae and tracheoles deliver oxygen directly to air sacs and tissue cells and carry away carbon dioxide. A fish's respiratory system is a pump mechanism.