Question

Explain reproductive and respiratory system of cockroach.

Answer 1

Respiratory system of cockroach

Consists of a network of trachea, which opens through 10 pairs of small holes called spiracles

Spiracles are present on the lateral side of the body.

Opening of the spiracles is regulated by sphincters.

Tracheal tubes are subdivided into tracheoles which carry oxygen to all parts.

Exchange takes place in the tracheoles by diffusion

Answer 2

respiratory system
cockroaches have many small holes going down its back which is what most if not all insects have. though some species of cockroach are more gifted than others for example the Madagascar hissing cockroach uses these holes to make a hissing noise to communicate with others and to communicate discomfort.