General Science Questions

Q:

Which greenhouse gas is produced by the raising of cattle?

A) Carbon dioxide B) Methane
C) Sulphur dioxide D) Carbon monoxide
 
Answer & Explanation Answer: B) Methane

Explanation:

Methane is a greenhouse gas that has 23 times adverse effects on climate than carbon dioxide. Methane is that greenhouse gas which is produced by the raising of cattle. On an average a cow can produce 80 - 120 kgs of methane in an year.

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5 1940
Q:

Refractory bricks are used for

A) To increase heat flow B) To decrease heat flow
C) To reflect heat D) None of the above
 
Answer & Explanation Answer: B) To decrease heat flow

Explanation:
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0 1939
Q:

How many types of cancer are there in the world?

A) 56 B) 76
C) 96 D) 100
 
Answer & Explanation Answer: D) 100

Explanation:

There are more than 100 types of cancer in the world.

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1 1924
Q:

What kind of flowers are traditionally given to symbolise love?

A) Yellow roses B) Pink roses
C) Red roses D) White roses
 
Answer & Explanation Answer: C) Red roses

Explanation:
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1 1918
Q:

The uppermost layer over the earth's surface is called the ______.

A) Mantle B) Core
C) Crust D) Exosphere
 
Answer & Explanation Answer: C) Crust

Explanation:
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2 1915
Q:

All of the following are functions of the skin except

A) insulation B) site of vitamin A synthesis
C) excretion body wastes D) protection from mechanical damage
 
Answer & Explanation Answer: B) site of vitamin A synthesis

Explanation:
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2 1914
Q:

The most productive ecosystem in the biosphere is

A) Desert B) Open Ocean
C) Estuary D) Tundra
 
Answer & Explanation Answer: C) Estuary

Explanation:
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2 1908
Q:

India's livestock disease monitoring and forecasting system is named as

A) Cattle Safety Laboratory B) Animal Safety Laboratory
C) Biosafety Laboratory D) Cattle Monitoring Laboratory
 
Answer & Explanation Answer: C) Biosafety Laboratory

Explanation:
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3 1907