Gaseous air pollutants are emitted from various natural sources, such as volcanoes and forest fires. However, human generated emissions of some gases may be greater than the natural ones, and are increasing because of population growth and industrialization.
Air Pollutants, Their Sources and Their Effects. The major air pollutants are:
Gaseous Pollutants: These are the pollutants which remain in gaseous state at normal temperature and pressure. For example, carbon monoxide, carbon dioxide, oxides of nitrogen, sulphur dioxide.
Carbon monoxide poisoning is most likely to occur in a : | |||
Right Option : C | |||
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Match column I with column II and select the correct option from the codes given below.
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Right Option : A | |||||||
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Welding is a source of which air pollutant ? | |||
Right Option : D | |||
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