Gaseous Exchange

Biology

GASEOUS EXCHANGE IN INSECTS

Gaseous exchange in insects e.g., grasshopper takes place across a system of tubes penetrating into the body known as the tracheal system. The main trachea communicate with atmosphere through tiny pores called spiracles. Spiracles are located at the sides of body segments; Two pairs on the thoracic segments and eight pairs on the sides of

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Biology

GASEOUS EXCHANGE IN ANIMALS

GASEOUS EXCHANGE IN ANIMALS All animals take in oxygen for oxidation of organic compounds to provide energy for cellular activities. The carbon (IV) oxide produced as a by-product is harmful to cells and has to be constantly removed from the body. Most animals have structures that are adapted for taking in oxygen and for removal

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