Air Pollution and its Control
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NEET DIGITAL LIBRARY
BIOXII16: ENVIRONMENTAL ISSUES

345097 Statement A :
Noise causes sleeplessness, increased heart beat, altered breathing pattern, thus considerably stressing humans.
Statement B :
Reduction of noise in our industries can be affected by use of soundabsorbent materials or by muffling noise.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXII16: ENVIRONMENTAL ISSUES

345098 Steps taken by Government of India to control air pollution include:

1 Compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons
2 Use of non polluting CNG as fuel for all vehicles.
3 Permission to use only pure diesel with a maximum of 500ppm sulphur as fuel for vehicles
4 Compulsory mixing of \(20 \%\) ethyl alcohol with petrol and \(20 \%\) biodiesel with diesel
BIOXII16: ENVIRONMENTAL ISSUES

345099 From the following which ones of them are incorrect
I. According to \(\mathrm{CPCB}\), particulate size 2.5 micrometers or less in diameter (PM 2.5) are responsible for causing nervous disorders.
II. In India, the Air Act came into force in 1981, but was amended in 1987 to include noise as an air pollutant.
III. A brief exposure to extremely high sound level, \(50 \mathrm{~dB}\) or more may damage ear drums
IV. Noise causes sleeplessness, decreased heart beat, altered breathing pattern, thus stressing humans.

1 I, II and III
2 II, III and IV
3 II and III
4 I, III and IV
BIOXII16: ENVIRONMENTAL ISSUES

345100 Why is CNG a better fuel

1 CNG burns most efficiently
2 \(\mathrm{CNG}\) is cheaper than petrol or diesel
3 Cannot be siphoned off by thieves and adulterated
4 All of the above
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BIOXII16: ENVIRONMENTAL ISSUES

345097 Statement A :
Noise causes sleeplessness, increased heart beat, altered breathing pattern, thus considerably stressing humans.
Statement B :
Reduction of noise in our industries can be affected by use of soundabsorbent materials or by muffling noise.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXII16: ENVIRONMENTAL ISSUES

345098 Steps taken by Government of India to control air pollution include:

1 Compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons
2 Use of non polluting CNG as fuel for all vehicles.
3 Permission to use only pure diesel with a maximum of 500ppm sulphur as fuel for vehicles
4 Compulsory mixing of \(20 \%\) ethyl alcohol with petrol and \(20 \%\) biodiesel with diesel
BIOXII16: ENVIRONMENTAL ISSUES

345099 From the following which ones of them are incorrect
I. According to \(\mathrm{CPCB}\), particulate size 2.5 micrometers or less in diameter (PM 2.5) are responsible for causing nervous disorders.
II. In India, the Air Act came into force in 1981, but was amended in 1987 to include noise as an air pollutant.
III. A brief exposure to extremely high sound level, \(50 \mathrm{~dB}\) or more may damage ear drums
IV. Noise causes sleeplessness, decreased heart beat, altered breathing pattern, thus stressing humans.

1 I, II and III
2 II, III and IV
3 II and III
4 I, III and IV
BIOXII16: ENVIRONMENTAL ISSUES

345100 Why is CNG a better fuel

1 CNG burns most efficiently
2 \(\mathrm{CNG}\) is cheaper than petrol or diesel
3 Cannot be siphoned off by thieves and adulterated
4 All of the above
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BIOXII16: ENVIRONMENTAL ISSUES

345097 Statement A :
Noise causes sleeplessness, increased heart beat, altered breathing pattern, thus considerably stressing humans.
Statement B :
Reduction of noise in our industries can be affected by use of soundabsorbent materials or by muffling noise.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXII16: ENVIRONMENTAL ISSUES

345098 Steps taken by Government of India to control air pollution include:

1 Compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons
2 Use of non polluting CNG as fuel for all vehicles.
3 Permission to use only pure diesel with a maximum of 500ppm sulphur as fuel for vehicles
4 Compulsory mixing of \(20 \%\) ethyl alcohol with petrol and \(20 \%\) biodiesel with diesel
BIOXII16: ENVIRONMENTAL ISSUES

345099 From the following which ones of them are incorrect
I. According to \(\mathrm{CPCB}\), particulate size 2.5 micrometers or less in diameter (PM 2.5) are responsible for causing nervous disorders.
II. In India, the Air Act came into force in 1981, but was amended in 1987 to include noise as an air pollutant.
III. A brief exposure to extremely high sound level, \(50 \mathrm{~dB}\) or more may damage ear drums
IV. Noise causes sleeplessness, decreased heart beat, altered breathing pattern, thus stressing humans.

1 I, II and III
2 II, III and IV
3 II and III
4 I, III and IV
BIOXII16: ENVIRONMENTAL ISSUES

345100 Why is CNG a better fuel

1 CNG burns most efficiently
2 \(\mathrm{CNG}\) is cheaper than petrol or diesel
3 Cannot be siphoned off by thieves and adulterated
4 All of the above
NEET DIGITAL LIBRARY
BIOXII16: ENVIRONMENTAL ISSUES

345097 Statement A :
Noise causes sleeplessness, increased heart beat, altered breathing pattern, thus considerably stressing humans.
Statement B :
Reduction of noise in our industries can be affected by use of soundabsorbent materials or by muffling noise.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
BIOXII16: ENVIRONMENTAL ISSUES

345098 Steps taken by Government of India to control air pollution include:

1 Compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons
2 Use of non polluting CNG as fuel for all vehicles.
3 Permission to use only pure diesel with a maximum of 500ppm sulphur as fuel for vehicles
4 Compulsory mixing of \(20 \%\) ethyl alcohol with petrol and \(20 \%\) biodiesel with diesel
BIOXII16: ENVIRONMENTAL ISSUES

345099 From the following which ones of them are incorrect
I. According to \(\mathrm{CPCB}\), particulate size 2.5 micrometers or less in diameter (PM 2.5) are responsible for causing nervous disorders.
II. In India, the Air Act came into force in 1981, but was amended in 1987 to include noise as an air pollutant.
III. A brief exposure to extremely high sound level, \(50 \mathrm{~dB}\) or more may damage ear drums
IV. Noise causes sleeplessness, decreased heart beat, altered breathing pattern, thus stressing humans.

1 I, II and III
2 II, III and IV
3 II and III
4 I, III and IV
BIOXII16: ENVIRONMENTAL ISSUES

345100 Why is CNG a better fuel

1 CNG burns most efficiently
2 \(\mathrm{CNG}\) is cheaper than petrol or diesel
3 Cannot be siphoned off by thieves and adulterated
4 All of the above
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