Question

spiracles trachea cockorach earthworm answer​

Answer 1

Answer:

The trachea is a dense array of a network of air tubes found in the internal system. Tracheae are known to balance the pressure inside the system. When oxygen-rich air enters into the body of the cockroach via spiracles into the tracheal tubes, it diffuses into various tissues and cells of the body.

Answer 2

Each trachea opens on the body surface in the form of very small pore. These pores are called spiracles. BREATHING IN EARTHWORM: Earthworms breathe through their skin. The skin of earthworm always remains moist, which helps in breathing.