Air Pollution and its Control

IMPORTANT

Air Pollution and its Control: Overview

The harmful gases and particulates found in the air cause air pollution. This topic discusses the causes of air pollution and its preventive measures. Here, it also describes the working of electrostatic precipitation along with diagrammatic representation.

Important Questions on Air Pollution and its Control

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Suspended particulate matter (SPM) is an important pollutant released by diesel vehicles.

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Fill in the blank with the correct option from the bracket.
_____ (Electrostatic precipitator/Trajectory separators) is the most efficient device to eliminate particulate matter from industrial emissions.

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The electrostatic precipitators (ESP) are the instruments where the gas containing dust is passed between two _____.

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Suspended particulate matter (SPM) is an important pollutant released by diesel vehicles.

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Which of the following are mass emission standards that have been implemented in India?

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What is the importance of mass emission standards in India?

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Mass emission standard Bharat stage-IV is equivalent to Euro-II norms.

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According to Indian mass emission standards, 2, 3 and 4 wheeler vehicles (throughout the country) falls under the norm:

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Name two types of devices commonly used for removing the particulate air pollutants.

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Lichens serve as pollution indicators.

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Non-biodegradable pollutants are created by

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Match the following and choose the correct option.

Column I Column II
A. Environment Protection Act i. 1974
B. Air Prevention and Control of Pollution Act ii. 1987
C. Water Act iii. 1986
D. Amendment of Air Act to include noise as an air pollutant. iv. 1981
The correct match is:

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Study the diagram given below and mark the INCORRECT statement related to this.

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The diagram provided below is used to remove which type of pollution?

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The given figures represent two devices A and B used to control air pollution. Identify them and select the correct answer
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Which one of the following statements regarding CO gas is correct?

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Chemicals responsible for the Bhopal gas tragedy were

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Which one of the following statements is incorrect regarding Bhopal gas tragedy?

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In a coal-fired power plant, electrostatic precipitators are installed to control emission of

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According to Central Pollution Control Board (CPCB), particulate size _____ micrometers or less in diameter are hazardous to human health.