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Question-1
The gas used in cookers and fires:
(A)
Ammonia
(B)
Methane
(C)
Butane
(D)
Hydrogen
Question-2
Falling water in the form of rain, snow or hail is called:
(A)
Transpiration
(B)
Condensation
(C)
Melting
(D)
Precipitation
Question-3
The planet which is made from a very large amount of hydrogen.
(A)
Mars
(B)
Saturn
(C)
Jupiter
(D)
Pluto
Question-4
The standard pressure is about:
(A)
12 N/cm
2
(B)
15 N/cm
2
(C)
1 N/cm
2
(D)
10 N/cm
2
Question-5
The process by which the leaves of plant return water to the atmosphere is:
(A)
Evaporation
(B)
Freezing
(C)
Transpiration
(D)
Conformation
Question-6
The particles in a solid form an arrangement called:
(A)
2 dimensional
(B)
Lattice
(C)
Cube
(D)
Sulphur
Question-7
The process in which solid turns directly into gases is called:
(A)
Evaporation
(B)
Condensation
(C)
Sublimation
(D)
Freezing
Question-8
The state of matter of a substance can be charged by changing the:
(A)
Volume
(B)
Temperature
(C)
Mass
(D)
Pressure
Question-9
When some substances are heated, it forms a gas without forming a liquid. This is:
(A)
Condensation
(B)
Transpiration
(C)
Sublimation
(D)
Freezing
Question-10
The thickness of atmosphere is:
(A)
1000 km
(B)
100 km
(C)
10,000 km
(D)
10 km
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Cambridge Secondary Grade 8
IGCSE
Practice in Related Chapters
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Patterns of Reactivity
Chemistry and the Environment
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