Question

Define excretion in human beings with the help of diagram

Answer 1

Excretion is the process where the all the metabolic wastes is removed from the body.We all obtain our nutrients from different sources which are later digested and metabolized in our body. After metabolic reactions, the body starts to sort out useful and toxic substances in an individual. As we all knew, the accumulation of the toxins may be harmful. Different organisms follow different modes of excretion. Let’s take a glance at excretion process in humans and the human excretory system.

Answer 2

Answer:

The wastes that are produced in human body are removed by the process of excretion. Human body consists of a number of excretory organs such as liver, skin, kidneys etc. But there is a specialized system in humans that helps to purifies blood. That is called excretory system. It consists of Kidneys, ureters, urethra, urinary bladder .Kidneys are placed in lower abdomen and bean like shaped. They filter the blood and removes toxins from the blood. It also reabsorbs the essential ions and substances from the filtrate. The final toxins are collected and removed from the body in the from of urine.The urine is 95% of water in composition and rest it contains urea and other wastes.

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