Air Pollution and its Control
BIOXII16: ENVIRONMENTAL ISSUES

345057 Read the following statements
I. DDT is a non-biodegradable pollutant
II. Carbon monoxide reacts with WBC
III. Anthropogenic air pollutants are natural in origin
IV. Sulphur dioxide can be reduced by the use of scrubber in electrostatic precipitator
Identify the incorrect statements

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

345058 Which device is fitted in automobiles for reducing the emission of poisonous gases?

1 Micro filter
2 Electrostatic precipitator
3 Scrubber
4 Catalytic converters
BIOXII16: ENVIRONMENTAL ISSUES

345059 Compressed Natural Gas \((\mathrm{CNG})\) is:

1 Propane
2 Methane
3 Ethane
4 Butane
BIOXII16: ENVIRONMENTAL ISSUES

345060 An xyz automobile company has fitted Catalytic converters for reducing emission of poisonous gases, having expensive metals namely platinum-palladium and rhodium as the catalysts, but gradually efficiency of those converters reduced. what could be it's possible reason?

1 Unburnt hydrocarbons are converted into carbon dioxide and water
2 Use of leaded petrol in vehicle
3 Use of electric motor
4 We can't predict.
BIOXII16: ENVIRONMENTAL ISSUES

345061 Consider the following statements regarding noise-pollution
I. Causes psychological disorder in humans
II. Causes by physiological disorder in humans
III. Unit of measurement of noise is \(\mathrm{dB}\)
IV. \(150 \mathrm{~dB}\) is tolerable for human
Which of the above statements are true?

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

345057 Read the following statements
I. DDT is a non-biodegradable pollutant
II. Carbon monoxide reacts with WBC
III. Anthropogenic air pollutants are natural in origin
IV. Sulphur dioxide can be reduced by the use of scrubber in electrostatic precipitator
Identify the incorrect statements

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

345058 Which device is fitted in automobiles for reducing the emission of poisonous gases?

1 Micro filter
2 Electrostatic precipitator
3 Scrubber
4 Catalytic converters
BIOXII16: ENVIRONMENTAL ISSUES

345059 Compressed Natural Gas \((\mathrm{CNG})\) is:

1 Propane
2 Methane
3 Ethane
4 Butane
BIOXII16: ENVIRONMENTAL ISSUES

345060 An xyz automobile company has fitted Catalytic converters for reducing emission of poisonous gases, having expensive metals namely platinum-palladium and rhodium as the catalysts, but gradually efficiency of those converters reduced. what could be it's possible reason?

1 Unburnt hydrocarbons are converted into carbon dioxide and water
2 Use of leaded petrol in vehicle
3 Use of electric motor
4 We can't predict.
BIOXII16: ENVIRONMENTAL ISSUES

345061 Consider the following statements regarding noise-pollution
I. Causes psychological disorder in humans
II. Causes by physiological disorder in humans
III. Unit of measurement of noise is \(\mathrm{dB}\)
IV. \(150 \mathrm{~dB}\) is tolerable for human
Which of the above statements are true?

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

345057 Read the following statements
I. DDT is a non-biodegradable pollutant
II. Carbon monoxide reacts with WBC
III. Anthropogenic air pollutants are natural in origin
IV. Sulphur dioxide can be reduced by the use of scrubber in electrostatic precipitator
Identify the incorrect statements

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

345058 Which device is fitted in automobiles for reducing the emission of poisonous gases?

1 Micro filter
2 Electrostatic precipitator
3 Scrubber
4 Catalytic converters
BIOXII16: ENVIRONMENTAL ISSUES

345059 Compressed Natural Gas \((\mathrm{CNG})\) is:

1 Propane
2 Methane
3 Ethane
4 Butane
BIOXII16: ENVIRONMENTAL ISSUES

345060 An xyz automobile company has fitted Catalytic converters for reducing emission of poisonous gases, having expensive metals namely platinum-palladium and rhodium as the catalysts, but gradually efficiency of those converters reduced. what could be it's possible reason?

1 Unburnt hydrocarbons are converted into carbon dioxide and water
2 Use of leaded petrol in vehicle
3 Use of electric motor
4 We can't predict.
BIOXII16: ENVIRONMENTAL ISSUES

345061 Consider the following statements regarding noise-pollution
I. Causes psychological disorder in humans
II. Causes by physiological disorder in humans
III. Unit of measurement of noise is \(\mathrm{dB}\)
IV. \(150 \mathrm{~dB}\) is tolerable for human
Which of the above statements are true?

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

345057 Read the following statements
I. DDT is a non-biodegradable pollutant
II. Carbon monoxide reacts with WBC
III. Anthropogenic air pollutants are natural in origin
IV. Sulphur dioxide can be reduced by the use of scrubber in electrostatic precipitator
Identify the incorrect statements

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

345058 Which device is fitted in automobiles for reducing the emission of poisonous gases?

1 Micro filter
2 Electrostatic precipitator
3 Scrubber
4 Catalytic converters
BIOXII16: ENVIRONMENTAL ISSUES

345059 Compressed Natural Gas \((\mathrm{CNG})\) is:

1 Propane
2 Methane
3 Ethane
4 Butane
BIOXII16: ENVIRONMENTAL ISSUES

345060 An xyz automobile company has fitted Catalytic converters for reducing emission of poisonous gases, having expensive metals namely platinum-palladium and rhodium as the catalysts, but gradually efficiency of those converters reduced. what could be it's possible reason?

1 Unburnt hydrocarbons are converted into carbon dioxide and water
2 Use of leaded petrol in vehicle
3 Use of electric motor
4 We can't predict.
BIOXII16: ENVIRONMENTAL ISSUES

345061 Consider the following statements regarding noise-pollution
I. Causes psychological disorder in humans
II. Causes by physiological disorder in humans
III. Unit of measurement of noise is \(\mathrm{dB}\)
IV. \(150 \mathrm{~dB}\) is tolerable for human
Which of the above statements are true?

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

345057 Read the following statements
I. DDT is a non-biodegradable pollutant
II. Carbon monoxide reacts with WBC
III. Anthropogenic air pollutants are natural in origin
IV. Sulphur dioxide can be reduced by the use of scrubber in electrostatic precipitator
Identify the incorrect statements

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

345058 Which device is fitted in automobiles for reducing the emission of poisonous gases?

1 Micro filter
2 Electrostatic precipitator
3 Scrubber
4 Catalytic converters
BIOXII16: ENVIRONMENTAL ISSUES

345059 Compressed Natural Gas \((\mathrm{CNG})\) is:

1 Propane
2 Methane
3 Ethane
4 Butane
BIOXII16: ENVIRONMENTAL ISSUES

345060 An xyz automobile company has fitted Catalytic converters for reducing emission of poisonous gases, having expensive metals namely platinum-palladium and rhodium as the catalysts, but gradually efficiency of those converters reduced. what could be it's possible reason?

1 Unburnt hydrocarbons are converted into carbon dioxide and water
2 Use of leaded petrol in vehicle
3 Use of electric motor
4 We can't predict.
BIOXII16: ENVIRONMENTAL ISSUES

345061 Consider the following statements regarding noise-pollution
I. Causes psychological disorder in humans
II. Causes by physiological disorder in humans
III. Unit of measurement of noise is \(\mathrm{dB}\)
IV. \(150 \mathrm{~dB}\) is tolerable for human
Which of the above statements are true?

1 I and IV
2 I and III
3 I, II and III
4 II and III