Earth science Practice Tests
Earth Science Online Tests
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MCQ 1: A device used to remove pollutant from car exhaust is called
MCQ 2: A device which helps to eliminate pollutants before releasing air in atmosphere is called
MCQ 3: The allowance Trading System is an initiative towards reduction of
MCQ 4: Condition of atmosphere at a given certain time is called
MCQ 5: Car now a days use hybrid technology which use gasoline and
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