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  __________  excretes cholesterol .

Right Option : C
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Question : 2

Which of the following are correct ?

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

(b) The liver also excretes cholesterol.

Right Option : B
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Explanation
Question : 3

In the excretory system _______________ has sweet gland .

Right Option : B
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Explanation
 
 


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