Question # 1

Which one of the following is not a greenhouse Effect?

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Increasing atmosphere temperature.

Increasing food chains

increasing flood risks

Increasing sea-level

Building are being damaged by acid rain because it attacks.

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Calcium sulphate

Calcium nitrate

Calcium carbonate

Calcium oxalate

Ozone is beneficial for us as it

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Absorb infrared radiation.

Absorb Ultraviolet radiations.

Absorb Chlorofluorocarbons

Absorb Air pollulant

Which of the following is a secondary pollutant.

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CO₂

CO

SO₃

HF

Major portion of ozone layer is foun in.

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Troposphere

Stratosphere

Mesosphere

Thermosphere

Which gas is not present in atmosphere?

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Nitrogen

Oxygen

Helium

Carbon dioxide

Which of the following is a poisonous gas.

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Oxygen

Ozone

Nitrogen

Carbon dioxide

The range of temperature in burning solid waste burning in incinerators is.

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650 ^oC - 1000 ^oC

650^oC - 11000^oC

1000^oC - 2000^oC

650^oC - 1000^oC

5000^oC - 1000^oC

Which of the following can be used as a fuel?

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Methanol

Ethanol

Bio-diesel

All of them

Ozone is beneficial for us as it absorbs.....................

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Infrared Radiations

Ultraviolet radiations

Chlorofluorocarbons

Air pollutants

What percentage of nitrogen and oxygen is in the atmosphere.

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69%

79%

9%

89%

Which is not a poisonous gas?

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Ozone

Chlorine

Carbon di oxide

All of them

Which one of these pollutants are not found in car exhaust fumes?

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CO₂

O₃

NO₂

SO₂

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