EASY
10th CBSE
IMPORTANT
Earn 100

Draw a labelled diagram of the human respiratory system.

Important Questions on Life Processes

MEDIUM
10th CBSE
IMPORTANT

Explain how the air we breathe in gets cleaned while passing through the nasal passage.

MEDIUM
10th CBSE
IMPORTANT
Why do the walls of trachea not collapse when there is less air in it?
HARD
10th CBSE
IMPORTANT
How are oxygen and carbon dioxide exchanged in our body during respiration?
MEDIUM
10th CBSE
IMPORTANT

How are lungs designed in human beings to maximise the exchange of gases?

MEDIUM
10th CBSE
IMPORTANT

Give the main points of difference between respiration in plants and respiration in animals.

MEDIUM
10th CBSE
IMPORTANT
Describe the exchange of gases which takes place in the leaves of a plant during the daytime.
EASY
10th CBSE
IMPORTANT
Describe the exchange of gases which takes place in the leaves of a plant at night.
EASY
10th CBSE
IMPORTANT

Which contains more carbon dioxide: exhaled air or inhaled air? Why?