UPSC Civil Services Exam Previous Year (1979) Question Papers (IAS/IPS)

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UPSC preliminary 1979 questions and solutions with explanations.

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Solar eclipse occurs when
A
Earth comes between sun and moon
B
Moon is at right angle to the earth
C
Moon comes between sun and earth
D
Sun comes between moon and earth
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When a man circles round the earth in a satellite, then
A
His mass becomes zero but weight remains constant
B
Mass remains constant but weight becomes zero
C
Both mass and weight remain constant
D
Both mass and weight remain zero
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The weight of an object at the poles is greater than at the equator. This is because
A
Of the shape of the earth
B
The attraction of the moon is maximum at the earth's surface
C
The attraction of the sun is maximum at the earth's surface
D
Gravitational pull is more at the poles
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The first metal used by the man was
A
Iron
B
Copper
C
Aluminium
D
Gold
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Gobar gas contains mainly
A
Carbon dioxide
B
Methane
C
Ethylene
D
Carbon monoxide
There are 5 questions to complete.

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