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WorksheetsAir around us
Total questions: 10
Worksheet time: 4mins
What is air?
Air is found everywhere. We cannot see air, but we can feel it.
Air in motion is called wind.
Air occupies space.
Air is present in water and soil.
Known as atmosphere.
Air is resent everywhere
How to prevent air pollution?
To plant trees
To use bicycles or public transport instead of using private vehicles.
All of the mentioned.
To share the seat in car or bike to other person or the friend who is coming or going to the same destination or place where we are going to go to
Which gas is released into the atmosphere by plants following photosynthesis?
Oxygen
Argon
Carbon dioxide
Nitrogen
___________ gas is necessary for burning
Oxygen
Nitrogen
Carbon dioxide
The burning of fuel produces ______.
Dew
Wind
Smoke
__________ gas occupies the major part of composition of air.
Nitrogen
Oxygen
Carbon dioxide
Earth is surrounded by an envelope of gases called the _____________.
Hydrosphere
Solar system
Atmosphere
Cloud bubble
