Question

Define excretion. Write two vital functions of Kidney.​

Answer 1

Answer:

☑️The biological process of removal of harmful metabolic wastes from body especially nitrogenous waste is called excretion.

Vital function of the kidney:

(i) To regulate the right amount of water in the body.

(ii) Help in filtering out nitrogenous waste like urea from the blood.

Answer 2

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Excretion.

The biological process by which an organism removes harmful metabolic wastes from the body is called excretion.

Functions of Kidney.

1. Removing excess water from the body, i.e. osmoregulation and homeostasis.

2. Removing nitrogenous wastes (urea and uric acid) from blood in the form of urine.

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