Air Pollution and its Control
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BIOXII16: ENVIRONMENTAL ISSUES

345364 Cleaning of waste water in Arcata Marsh involves

1 Only conventional method of sewage treatment
2 Enhance the need for chemical fertilisers
3 Filtration, chlorination like chemical process
4 Conventional methods like filtration and Removal of dissolved heavy metals through biological process
BIOXII16: ENVIRONMENTAL ISSUES

345365 Assertion :
Sewage, industrial effluents and waste waters are non points sources of water pollution.
Reason :
Surface runoff is point source of water pollution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
BIOXII16: ENVIRONMENTAL ISSUES

345366 How many statements are not correct?
i. Domestic sewage contains biodegradable organic matter
ii. A scrubber remove gases like sulphur
iii. Electrostatic precipitates can remove \(99 \%\) particulate matter present in exhaust from thermal power plant.
iv. Particulate size \(2.5 \mu \mathrm{m}\) or less in diameter are not harmful for human health.

1 One
2 Three
3 Four
4 Two
BIOXII16: ENVIRONMENTAL ISSUES

345367 Which of the statements given below is correct?

1 Any sound with a frequency of \(70 \mathrm{~dB}\) and above is considered to be noise.
2 Incineration is the combustion of solid wastes inside chambers in the absence of oxygen at a temperature of about \(1650^{\circ} \mathrm{C}\). to get decomposed through microbial activity.
3 Putrefaction is the property of a material
4 All the statements are correct
BIOXII16: ENVIRONMENTAL ISSUES

345368 Heated (thermal) waste waters flowing out of thermal power plant causes :-

1 Damage to the indigenous flora and fauna in cold area
2 May enhance the growth of plant and fish in extremely cold area
3 Accelerate the ageing process in water.
4 Both (1) and (2)
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BIOXII16: ENVIRONMENTAL ISSUES

345364 Cleaning of waste water in Arcata Marsh involves

1 Only conventional method of sewage treatment
2 Enhance the need for chemical fertilisers
3 Filtration, chlorination like chemical process
4 Conventional methods like filtration and Removal of dissolved heavy metals through biological process
BIOXII16: ENVIRONMENTAL ISSUES

345365 Assertion :
Sewage, industrial effluents and waste waters are non points sources of water pollution.
Reason :
Surface runoff is point source of water pollution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
BIOXII16: ENVIRONMENTAL ISSUES

345366 How many statements are not correct?
i. Domestic sewage contains biodegradable organic matter
ii. A scrubber remove gases like sulphur
iii. Electrostatic precipitates can remove \(99 \%\) particulate matter present in exhaust from thermal power plant.
iv. Particulate size \(2.5 \mu \mathrm{m}\) or less in diameter are not harmful for human health.

1 One
2 Three
3 Four
4 Two
BIOXII16: ENVIRONMENTAL ISSUES

345367 Which of the statements given below is correct?

1 Any sound with a frequency of \(70 \mathrm{~dB}\) and above is considered to be noise.
2 Incineration is the combustion of solid wastes inside chambers in the absence of oxygen at a temperature of about \(1650^{\circ} \mathrm{C}\). to get decomposed through microbial activity.
3 Putrefaction is the property of a material
4 All the statements are correct
BIOXII16: ENVIRONMENTAL ISSUES

345368 Heated (thermal) waste waters flowing out of thermal power plant causes :-

1 Damage to the indigenous flora and fauna in cold area
2 May enhance the growth of plant and fish in extremely cold area
3 Accelerate the ageing process in water.
4 Both (1) and (2)
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BIOXII16: ENVIRONMENTAL ISSUES

345364 Cleaning of waste water in Arcata Marsh involves

1 Only conventional method of sewage treatment
2 Enhance the need for chemical fertilisers
3 Filtration, chlorination like chemical process
4 Conventional methods like filtration and Removal of dissolved heavy metals through biological process
BIOXII16: ENVIRONMENTAL ISSUES

345365 Assertion :
Sewage, industrial effluents and waste waters are non points sources of water pollution.
Reason :
Surface runoff is point source of water pollution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
BIOXII16: ENVIRONMENTAL ISSUES

345366 How many statements are not correct?
i. Domestic sewage contains biodegradable organic matter
ii. A scrubber remove gases like sulphur
iii. Electrostatic precipitates can remove \(99 \%\) particulate matter present in exhaust from thermal power plant.
iv. Particulate size \(2.5 \mu \mathrm{m}\) or less in diameter are not harmful for human health.

1 One
2 Three
3 Four
4 Two
BIOXII16: ENVIRONMENTAL ISSUES

345367 Which of the statements given below is correct?

1 Any sound with a frequency of \(70 \mathrm{~dB}\) and above is considered to be noise.
2 Incineration is the combustion of solid wastes inside chambers in the absence of oxygen at a temperature of about \(1650^{\circ} \mathrm{C}\). to get decomposed through microbial activity.
3 Putrefaction is the property of a material
4 All the statements are correct
BIOXII16: ENVIRONMENTAL ISSUES

345368 Heated (thermal) waste waters flowing out of thermal power plant causes :-

1 Damage to the indigenous flora and fauna in cold area
2 May enhance the growth of plant and fish in extremely cold area
3 Accelerate the ageing process in water.
4 Both (1) and (2)
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BIOXII16: ENVIRONMENTAL ISSUES

345364 Cleaning of waste water in Arcata Marsh involves

1 Only conventional method of sewage treatment
2 Enhance the need for chemical fertilisers
3 Filtration, chlorination like chemical process
4 Conventional methods like filtration and Removal of dissolved heavy metals through biological process
BIOXII16: ENVIRONMENTAL ISSUES

345365 Assertion :
Sewage, industrial effluents and waste waters are non points sources of water pollution.
Reason :
Surface runoff is point source of water pollution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
BIOXII16: ENVIRONMENTAL ISSUES

345366 How many statements are not correct?
i. Domestic sewage contains biodegradable organic matter
ii. A scrubber remove gases like sulphur
iii. Electrostatic precipitates can remove \(99 \%\) particulate matter present in exhaust from thermal power plant.
iv. Particulate size \(2.5 \mu \mathrm{m}\) or less in diameter are not harmful for human health.

1 One
2 Three
3 Four
4 Two
BIOXII16: ENVIRONMENTAL ISSUES

345367 Which of the statements given below is correct?

1 Any sound with a frequency of \(70 \mathrm{~dB}\) and above is considered to be noise.
2 Incineration is the combustion of solid wastes inside chambers in the absence of oxygen at a temperature of about \(1650^{\circ} \mathrm{C}\). to get decomposed through microbial activity.
3 Putrefaction is the property of a material
4 All the statements are correct
BIOXII16: ENVIRONMENTAL ISSUES

345368 Heated (thermal) waste waters flowing out of thermal power plant causes :-

1 Damage to the indigenous flora and fauna in cold area
2 May enhance the growth of plant and fish in extremely cold area
3 Accelerate the ageing process in water.
4 Both (1) and (2)
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BIOXII16: ENVIRONMENTAL ISSUES

345364 Cleaning of waste water in Arcata Marsh involves

1 Only conventional method of sewage treatment
2 Enhance the need for chemical fertilisers
3 Filtration, chlorination like chemical process
4 Conventional methods like filtration and Removal of dissolved heavy metals through biological process
BIOXII16: ENVIRONMENTAL ISSUES

345365 Assertion :
Sewage, industrial effluents and waste waters are non points sources of water pollution.
Reason :
Surface runoff is point source of water pollution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
BIOXII16: ENVIRONMENTAL ISSUES

345366 How many statements are not correct?
i. Domestic sewage contains biodegradable organic matter
ii. A scrubber remove gases like sulphur
iii. Electrostatic precipitates can remove \(99 \%\) particulate matter present in exhaust from thermal power plant.
iv. Particulate size \(2.5 \mu \mathrm{m}\) or less in diameter are not harmful for human health.

1 One
2 Three
3 Four
4 Two
BIOXII16: ENVIRONMENTAL ISSUES

345367 Which of the statements given below is correct?

1 Any sound with a frequency of \(70 \mathrm{~dB}\) and above is considered to be noise.
2 Incineration is the combustion of solid wastes inside chambers in the absence of oxygen at a temperature of about \(1650^{\circ} \mathrm{C}\). to get decomposed through microbial activity.
3 Putrefaction is the property of a material
4 All the statements are correct
BIOXII16: ENVIRONMENTAL ISSUES

345368 Heated (thermal) waste waters flowing out of thermal power plant causes :-

1 Damage to the indigenous flora and fauna in cold area
2 May enhance the growth of plant and fish in extremely cold area
3 Accelerate the ageing process in water.
4 Both (1) and (2)