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Pollution - Air And Water
Test Description: Grade 3 Science Q-Mall
Instructions: Answer all questions to get your test result.
1) ____________ is important in the process of burning.
A
Air
B
Soil
C
Rainbow
D
Clouds
2) We cannot see air. Hence, it does not exist.
A
True
B
False
3) We breathe in a gas called ____________ from the air.
A
Genoxy
B
Gengenoxy
C
Oxyoxygen
D
Oxygen
4) Wind
A
very fast moving wind
B
heavy wind with thunder and rain
C
soft and pleasant wind
D
motion of air
5) What do plants use carbon dioxide for?
A
Plants use carbon dioxide to make their food.
B
Plants use carbon dioxide to make their sleeping.
C
Plants use carbon dioxide to make their hair.
D
Plants use carbon dioxide to make their bed.
6) What is wind?
A
No air
B
Slow moving wind
C
Very fast blowing wind
D
Moving air
7) Which of the following does not cause air pollution?
A
Smoke from the factories
B
Burning garbage and wood
C
Honking of vehicles
D
Burning crackers
8) Which of the following causes air pollution?
A
Mountains
B
Factories
C
Rivers
D
Trees
9) Which of the following is a natural cause of air pollution?
A
Smoke from factories
B
Smoke from vehicles
C
Bursting of crackers
D
Volcanic eruptions
10) Our ____________ activities are making air dirty.
A
great
B
cool
C
fun-filled
D
harmful
*select an answer for all questions
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