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Question
Air pollution is caused by ______.
Options
Organic and inorganic industrial effluents discharged into rivers
Presence of high proportion of sulphur dioxide, carbon monoxide and air-borne particulate materials
Unwanted sounds from industries, generators, saws and pneumatic and electric drills
Overdrawing of groundwater
MCQ
Fill in the Blanks
Solution
Air pollution is caused by presence of high proportion of sulphur dioxide, carbon monoxide and air-borne particulate materials.
shaalaa.com
Industrial Pollution and Environmental Degradation
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