Union Public Service Commission Civil Services (Prelims) General Studies Paper-I

UPSC Prelims GS Paper-I Solved Papers

Master official previous years' questions for Indian Polity & Governance, Ancient, Medieval & Modern Indian History, Indian & World Geography, Economic & Social Development, Environment & Ecology, and General Science.

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Marking pattern: +2.00 positive, -0.66 negative (UPSC GS Paper-I Pattern).

2800 Questions Page 31 of 112
751

To an astronaut in the spacecraft, the sky colour appears to be

UPSC Prelims 1981 GS Paper General Science
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752

What are the primary colours ?

UPSC Prelims 1981 GS Paper General Science
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753

If water contracts on freezing, which of the following would happen?

UPSC Prelims 1981 GS Paper General Science
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754

When the ice floating in a glass of water melts, the level of water will

UPSC Prelims 1981 GS Paper General Science
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755

When a person moves from poles to the equator, the population of plants and animals will

UPSC Prelims 1981 GS Paper Environment & Ecology
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756

What is the function of a fuse wire ?

UPSC Prelims 1981 GS Paper General Science
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757

Why is it advisable not to draw current for many appliances from a single point ?

UPSC Prelims 1981 GS Paper General Science
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758

Rickets is caused due to

UPSC Prelims 1981 GS Paper General Science
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759

Identical twins are born when

UPSC Prelims 1981 GS Paper General Science
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760

Conception generally takes place at the time of

UPSC Prelims 1981 GS Paper General Science
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761

Why mothers feed the child with Vitamin A ?

UPSC Prelims 1981 GS Paper General Science
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762

Growing children require comparatively more

UPSC Prelims 1981 GS Paper General Science
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763

Heart patients should avoid faking excess of

UPSC Prelims 1981 GS Paper General Science
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764

How dehydration helps in the preservation of food?

UPSC Prelims 1981 GS Paper General Science
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765

What is done to raise the dough while making bread?

UPSC Prelims 1981 GS Paper General Science
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766

How the body temperature is maintained ?

UPSC Prelims 1981 GS Paper General Science
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767

Why the countries are scared to import fruits ?

UPSC Prelims 1981 GS Paper General Science & Agriculture
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768

Which of the following statements is rue?

UPSC Prelims 1981 GS Paper Physical Geography
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769

Which of the following is commonly resent in the acids?

UPSC Prelims 1981 GS Paper General Science
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770

In what sequence are the following obtained from a natural gas well?

1. Natural Gas
2. Water
3. Crude oil

UPSC Prelims 1981 GS Paper Economic & Physical Geography
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771

A person with which blood group will be a universal donor?

UPSC Prelims 1981 GS Paper General Science
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772

Dysentery and Influenza are caused by

UPSC Prelims 1981 GS Paper General Science
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773

Why does man weigh more at the poles than at the equator?

UPSC Prelims 1981 GS Paper General Science
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774

Which organ is associated with the production of insulin in the human body?

UPSC Prelims 1981 GS Paper General Science
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775

Mark the correct answer

UPSC Prelims 1981 GS Paper General Science
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