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8th Class Geography English Medium Chapter 3 Test MCQs With Answers

Question # 1

It is a protective gaseous envelop around the Earth.

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Green house effect

Atmosphere

Ozone layer

Oxygen

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Question # 2

Green house effect keeps the terrestial temperature suitale for life at.

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10 oC

15 oC

20 oC

25 oC

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Question # 3

It is result of water pollution that leads to death of aquatic life.

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Eutrophication

Toxicity

Mercury

Sulphur

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Question # 4

Climate change agreement was signed is.

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Lahore, Pakistan

New York, America

Paris, France

None of these

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Question # 5

The unwanted change is physical or chemicla composition of water is refrred to as.

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Air pollution

Land pollution

Water pollution

Noise pollution

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Question # 6

Light has a direct alerting effect and can affect.

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Learning

Productivity

Memory consolidation

All of these

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Question # 7

When the volume and speed of high pitched sounds create a disturbance for our hearing abilities, it is termed as.

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Land pollution

Air pollution

Noise pollution

Water pollution

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Question # 8

The cause fo light pollution is

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Industrial noise

Transport noise

Artificial light

Loud music

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Question # 9

The excessive or poor use of artificial outdoor light is termed as.

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Noise pollution

Light Pollution

Air pollution

Water pollution

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Question # 10

The malfunction of air conditioners cause to escape into the atmosphere.

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Nitrogen

Sulphur

Carbon di oxide

Chlorofluorocarbons

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