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प्रश्न
A combination of smoke and fog.
उत्तर
Smog
APPEARS IN
संबंधित प्रश्न
Define the following term: Pollutant
Name any two:
Natural sources of atmospheric pollution.
Which is the poisonous gas contained in the exhaust of a petrol driven vehicle?
How are the animals affected by air pollution?
Mention two ways of controlling air pollution.
This air pollutant ______ also called a laughing gas is lethal to human beings at exposure to 100 ppm or more.
Extraction of minerals from the Earth is ______.
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)
The chief gaseous air pollutants are CO2 and SO2.
Distinguish between the following pair:
Smoke and smog.
