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Question-1
Water does NOT evaporate faster on which condition
(A)
Windy day
(B)
When the temperature is high
(C)
Area of exposure is low
(D)
Air has less moisture
Question-2
How long should water be boiled to kill germs?
(A)
3 minutes
(B)
5 minutes
(C)
8 minutes
(D)
10 minutes
Question-3
Which of the following is harmful to crops.
(A)
Dew
(B)
Frost
(C)
Fog
(D)
Mist
Question-4
Condensation means:
(A)
Water changing to water vapor
(B)
Water changing to ice
(C)
Water vapor changing to water
(D)
Water remaining as such
Question-5
During day time
(A)
The land gets heated up fast
(B)
Air above the land gets cooled
(C)
Air pressure is high above the land
(D)
Air above the sea gets heated
Question-6
When we conserve water.
(A)
We use water carefully
(B)
We use water lavishly
(C)
We enrich the resource
(D)
None of these
Question-7
Water exist on how many states
(A)
3
(B)
4
(C)
5
(D)
6
Question-8
When water vapour gets frozen , is called
(A)
Mist
(B)
Dew
(C)
Fog
(D)
Snow
Question-9
Name an important factor that determine the weather?
(A)
Sun
(B)
Moon
(C)
Stars
(D)
Clouds
Question-10
The amount of water on the earth is :-
(A)
Increasing
(B)
Decreasing
(C)
Uncertain
(D)
Constant
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Std 5
ICSE/ISC
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