Question

Explain breathing in cockroaches. ​

Answer 1

Answer:

• Cockroaches breath through spiracles which are small openings present on the sides of their body.

• The oxygen rich air enters the body through spiracles to tracheal tubes which is called trachea and then diffuses into body tissues, reaching to each cell.

• The carbon dioxide that is released goes into the tracheal tubes and moves out though the spiracles.

Additional Information-

• Earthworms breath through their moist skin.

• Frogs breath through gills when they are in water and through lungs when they are outside of water.

• Fishes breath through their gills.

Answer 2

Answer:

The respiratory system of cockroach is a network of trachea known as tracheal system. They respire through the small openings called spiracles. These openings are regulated by the muscular spinchters. They breathe in oxygen rich air through the spiracles which opens into the tracheal tubes.