Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?

Environmental Engineering in CE
Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?

CFC (chloro fluoro carbons)

SO₂

CO

NOx

CFC (chloro fluoro carbons)

SO₂

CO

NOx

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Environmental Engineering in CE
Which of the following causes death by asphyxiation, if its presence in atmospheric air exceeds maximum allowable concentration (i.e. > 50 ppm)?

Sulphur dioxide

Carbon monoxide

Benzopyrene

Peroxyacyl nitrate

Sulphur dioxide

Carbon monoxide

Benzopyrene

Peroxyacyl nitrate

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Environmental Engineering in CE
Arsenic pollutant is not generated in____industries.

Tanneries

Beverages

Any of these

Glass & ceramic

Tanneries

Beverages

Any of these

Glass & ceramic

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Environmental Engineering in CE
A 'body' which allows the short wavelength incoming solar radiation to enter in, but does not allow long wave length outgoing infra red radiation to escape out is called the

Atmospheric effect

Global warming

Ionosphere

Green house

Atmospheric effect

Global warming

Ionosphere

Green house

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Environmental Engineering in CE
The common pollutant generated in chlor-alkali industry and battery manufacture is

None of these

Phosphate

Mercury

Brine

None of these

Phosphate

Mercury

Brine

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Environmental Engineering in CE
Insufficient washing of sand grains in a rapid sand filter causes

Air binding

Mud balls

Shrinkage of filtering media

Expansion of filtering media

Air binding

Mud balls

Shrinkage of filtering media

Expansion of filtering media

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Environmental Engineering in CE

Environmental Engineering in CE Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?

Environmental Engineering in CE Which of the following causes death by asphyxiation, if its presence in atmospheric air exceeds maximum allowable concentration (i.e. > 50 ppm)?

Environmental Engineering in CE Arsenic pollutant is not generated in____industries.

Environmental Engineering in CE A 'body' which allows the short wavelength incoming solar radiation to enter in, but does not allow long wave length outgoing infra red radiation to escape out is called the

Environmental Engineering in CE The common pollutant generated in chlor-alkali industry and battery manufacture is

Environmental Engineering in CE Insufficient washing of sand grains in a rapid sand filter causes

Environmental Engineering in CE
Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate?

Environmental Engineering in CE
Which of the following causes death by asphyxiation, if its presence in atmospheric air exceeds maximum allowable concentration (i.e. > 50 ppm)?

Environmental Engineering in CE
Arsenic pollutant is not generated in____industries.

Environmental Engineering in CE
A 'body' which allows the short wavelength incoming solar radiation to enter in, but does not allow long wave length outgoing infra red radiation to escape out is called the

Environmental Engineering in CE
The common pollutant generated in chlor-alkali industry and battery manufacture is

Environmental Engineering in CE
Insufficient washing of sand grains in a rapid sand filter causes