Primary Pollutants MCQs Quiz Worksheet PDF Download
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MCQs on Primary Pollutants Quiz PDF Download
MCQ. Smog levels in Los Angeles in winter are very
MCQ. Primary pollutants responsible for air pollution includes
- oil spill
- volcanic ash
- dump material
MCQ. Smoke with ozone react to form
MCQ. Contamination caused by human or natural resources is regarded as
- air pressure
- air pollution
- air lapse
- air exhaust