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Total questions: 10
Worksheet time: 2mins
How many layers of atmosphere are there?
1
8
5
14
In which layer of atmosphere is the change of weather?
Thermosphere
Ionosphere
Troposphere
Mesosphere
In which process do the insoluble impurities can be separated?
Sedimentation
Decantation
Filtration
All of the above
Which is the purest form of water?
Rain
Distilled water
Filtered water
Well water
The gas having 21 percencage in air is
Oxygen
carbondioxide
Nitrogen
Argon
The thick blanket of air around the earth is called
environment
Ground
Atmosphere
Exosphere
The fourth layer of atmosphere is
Troposphere
Thermosphere
mespsphere
exosphere
he atmosphere prevents the earth from _______of the sun.
Ultraviolet rays
Light
Heat
The fresh air we breath in is called ____.
Expired Air
None of the above
Inspired Air
HOTS Question
Name any 7 gases
(a)
