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प्रश्न
What is the main source of pollution?
पर्याय
Solid waste
Crops
Animals
Forests
MCQ
उत्तर
Solid waste
Explanation:
Household activities, manufacturing, agriculture, and transportation are the main causes of pollution. Some pollutants' concentrations are lowered through dispersion, dilution, deposition, or degradation after they have been released into the environment.
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Environmental Pollution - Introduction
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