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प्रश्न
State the origin and health impact of smog.
उत्तर
Smog is a dark, thick, dust and soot-laden fog pollutant which is a combination of oxides of nitrogen and sulphur and of partially oxidised hydrocarbons and their derivatives produced by industries and automobiles.
Smog is noxious and irritating. It reduces visibility, induces respiratory troubles and can cause death by suffocation.
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संबंधित प्रश्न
Explain any three remedial measures to overcome the acute air pollution in our cities.
State: natural sources of air pollution
What is air pollution? How does this pollution take place?
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CFC
Extraction of minerals from the Earth is ______.
Why does the Mathura refinery pose problems to the Taj Mahal?
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Justify “Dust is a pollutant”?
Many ______ are responsible for causing ______ pollution. Petroleum ______ are a major source of ______ pollutants like ______ and ______.
(sulphur dioxide, refineries, industries, nitrogen dioxide, gaseous, liquid, people, air)
Motor vehicles equipped with catalytic converter are advised to use unleaded petrol because ______.
