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प्रश्न
Why is it necessary to excrete waste products?
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उत्तर
- Certain waste and toxic products are formed during the functioning of body cells. Waste products like urea are toxic.
- When these toxic materials are not removed from the body, they get mixed with blood and can damage the cells of the body.
- It is necessary to remove such poisonous waste materials from our bodies.
- Some harmful substances are produced in the body as part of biological processes. It is very important to remove them from the body, otherwise poison will be produced in the body which can lead to death.
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संबंधित प्रश्न
Draw a diagram of the human excretory system and label the various parts.
Blood in the renal artery or renal vein (Which one has more urea ?)
Fill in the following blank with suitable word:
Gums and resins are the .......... products of plants.
How are waste products excreted in Amoeba?
Explain the difference between the excretory system of humans and plants.
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Write two differences in composition of the blood flowing through the blood vessels, 'A' and 'B'.
Explain the functioning of kidney.
Give Technical Terms
The hormone that helps increase the reabsorption of water from the kidney tubules.
Write the functional activity of the following structure: Renal artery
Choose the correct option.
Deproteinised plasma is not found in ______.
