EASY
7th CBSE
IMPORTANT
Earn 100

Why do runners suffer from muscle cramps? How can they get a relief from the pain?

Important Questions on Respiration

EASY
7th CBSE
IMPORTANT
Why is breathing called a physical process?
EASY
7th CBSE
IMPORTANT
Explain in detail about the different organs for breathing in different animals.
EASY
7th CBSE
IMPORTANT
Explain the mechanism of respiration in human beings in detail.
EASY
7th CBSE
IMPORTANT
Each and every part of a plant respires individually. Give reasons.
EASY
7th CBSE
IMPORTANT
With the help of an experiment prove that oxygen is used up in the process of respiration.
EASY
7th CBSE
IMPORTANT
With the help of an experiment prove that exhaled air contains carbon dioxide.
MEDIUM
7th CBSE
IMPORTANT
Explain how does the exchange of gases take place in the alveoli.
EASY
7th CBSE
IMPORTANT

Identify the organ shown in the picture. Label its parts and also explain its function in our body.

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