Which among the following are human-made sources of air pollution? a. – InterviewSolution

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1.	Which among the following are human-made sources of air pollution? a. Burning of fire wood and dung cakes b. Forest fires c. Factories d. Power plants e. Volcanoes f. Vehicles
Answer» Which among the following are human-made sources of air pollution? a. Burning of fire wood and dung cakes b. Forest fires c. Factories d. Power plants e. Volcanoes f. Vehicles

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