Pollution MCQs – Chapter 17 DAE

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1. The removal or addition of certain ingredients from air, soil and water is called





2. The undesirable foreign matter or chemicals that are responsible for pollution are called





3. Dust, smoke and different gases are the examples of





4. The substances or things that are responsible for pollution are called





5. …is an international boundary less problem





6. …is the gift of modern developed technological advance countries to the world





7. Every year “World Environment Day” is celebrated on





8. Every year “World Earth Day” is celebrated on





9. …Is the most huge and dangerous type of pollution





10. Smoke of automobiles and industries is the major cause of





11. Chloro fluoro carbons CFC's are responsible for





12. Any man-made activity that is harmful to the natural source of water is called





13. Prevention of …is most obligatory because it is directly or indirectly responsible for soil infertility





14. The used solid waste is the major cause of





15. Gases like CO2, CO and SO2 are the examples of pollutants





16. Ozone is the example of …pollutant





17. Alcohol, insecticides and CFC's are the examples of pollutants





18. Reduce, Recycle and Reuse is the formula of





19. The petroleum products should be free from …enabling to combat air pollution





20. …Are the results of pollution?





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