Excretion through Skin Liver and Lungs


 
 
Concept Explanation
 

Excretion through Skin Liver and Lungs

Excretion in human:

Through exhaled air- carbon dioxide, formed after respiration, is sent out of the body with the exhaled air.

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Sample Questions
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Question : 1

In the excretory system _______________ has sweet gland .

Right Option : B
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Question : 2

Which of the following parts of body has nothing to do with nitrogenous excretion ?

Right Option : D
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Question : 3

Which of the following are correct ?

(a) The kidneys are the main organs of excretion, the skin, lungs and liver also help in excretion .

(b) Skin has sweat glands, through which we excrete small amounts of water, urea and salts.

Right Option : C
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