Question

How respiration takes place in cockroach?

Answer 1

respiration in cockroaches takes pace through diffusion.

Answer 2

answer - By spiracles

explanation - In cockroach, respiration occurs through spiracles – a small opening on the sides of its body. When air through external openings, enters into its respiratory system, spiracles serve as muscular valves paving way to the internal respiratory system. The respiratory organ of cockroach is referred to as tracheae.