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Earn 100

Which of the following belongs to secondary air pollutants?
(a)Carbon monoxide
(b)Hydrocarbon
(c)Nitric oxide
(d)Peroxyacetyl nitrate

50% studentsanswered this correctly
Important Questions on Environmental Issues
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Match the following
List-I | List-II | ||
(A) | Hospital wastes | (I) | Electrostatic precipitators |
(B) | pollution | (II) | Catalytic converters |
(C) | Particulates | (III) | Scrubbers |
(D) | Automobile exhausts | (IV) | Biotoilets |
(V) | Incinerators |

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Given below are two statements:
Statement : In a scrubber, the exhaust from the thermal plant is passed through the electric wires to charge the dust particles.
Statement : Particulate matter (PM ) cannot be removed by a scrubber but can be removed by an electrostatic precipitator.
In the light of the above statements, choose the most appropriate answer from the options given below:

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Pollutant | Control | ||
(A) | Particulates | (I) | Catalytic converters |
(B) | Emissions of automobiles | (II) | Incinerators |
(C) | Sulphur dioxide | (III) | Electrostatic precipitator |
(D) | Hospital wastes | (IV) | Cooling towers |
(V) | Scrubbers |
The correct match is

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