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WorksheetsAIR AROUND US Science Fun Quizz
Total questions: 20
Worksheet time: 8mins
Which of the following process need oxygen?
Respiration
Oxidation
Combustion
All of above
Major part of the air is constituted by ?
Nitrogen
Oxygen
Carbon dioxide
Inert gases
Moving air is called_____
Breeze
Wind
Storm
Tornado
Air does not have weight
True
False
The components of air which is taken by Plants to prepare the food?
(a) O2
(b) N2
(c) CO2
(d) None of these
A
B
C
D
What is not true of Air?
(a) It is odorless and colorless
(b) It occupies space and has weight
(c) it can be compressed and stored
(d) None of these
A
B
C
D
Warm air is.................as compared to cold air.
Heavier
Lighter
no change
none of the above
What layer protects us from the sun's harmful rays?
Mesosphere
ozone layer
atmospheric layer
Thermosphere
Which gas do fire extinguishers contain?
Carbon-Dioxide
Hydrogen
Nitrogen
Oxygen
Which gas is released into the atmosphere by plants following photosynthesis?
Oxygen
Argon
Carbon dioxide
Nitrogen
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.
All of these
What gas in the air is causing global warming?
Nitrogen
Oxygen
Carbon Doixide
Argon
The burning of fuel produces ______.
Dust
Wind
Smoke
Gas
Air is present
in atmosphere
in soil
in water of ponds, lakes and seas
everywhere
How many types of pollution are there?
2
4
5
6
Windmill rotates because of ______ .
Air
Water
Electricity
Sun Rays
As we move higher in the atmosphere, the air gets _______
increases
more
rarer
Decrease
Statement 1: Mountaineers carry oxygen cylinders with them while climbing high mountains.
Statement 2: The percentage of oxygen in the air decrease with increasing altitude.
Statement 1 is true and statement 2 is the correct explanation
Both statements are true
Statement 1 is true and statement 2 is false
Statement 1 is false and statement 2 is true
Which of the following layers of atmosphere is free from clouds?
Troposphere
Stratosphere
Exosphere
Mesosphere
