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प्रश्न
Define excretion.
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उत्तर
Excretion is the process that biological organisms use to expel or eliminate the waste products produced by their metabolism.
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संबंधित प्रश्न
Describe the structure and functioning of nephrons.
The diagram given below shows the male urinogenital system of a human being. Study the diagram and answer the questions that follow:

(i) Label the parts numbered 1 to 8.
(ii) Name the corresponding structure of part (4) in female reproductive system.
(iii) What is the role of part 7?
Why is excretion necessary in living beings?
Answer the following in short.
List five waste products of plants.
Name the following:
The outer region of kidney containing the Bowman's capsule.
Look at the figure given bellow, it is a section of human kidney as seen from the front.
Is it a longitudinal section or a cross-section?
Give Technical Term:
The duct which transports urine from the kidney to the urinary bladder.
State the Location: Renal pyramids
Choose the correct option.
Deproteinised plasma is not found in ______.
Given below is a list of substances - select the ones that need to be eliminated from the body.
Glucose, excess water, amino acids, urea, carbon dioxide, excess common salt, glycogen, uric acid.
