Advertisements
Advertisements
प्रश्न
Air pollution is caused by ______.
पर्याय
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
रिकाम्या जागा भरा
उत्तर
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
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
