Odisha BSE HSC Env & Pop Ed Practice Questions - Environment And Population Education (SEP) - Odisha BSE High School Certificate (Class 10) Exam

Sulphur dioxide (SO2) in air is mainly associated with:

Only melting of pure ice far from cities Burning of sulphur-containing coal and oil and certain industrial processes Only pure rainwater with no industries Only photosynthesis in green plants

Correct Answer:

Burning of sulphur-containing coal and oil and certain industrial processes

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