14. Ozone causes damage to (a) forests (b) fabrics (c) rubber (d) all of the abo

Question

14. Ozone causes damage to (a) forests (b) fabrics (c) rubber (d) all of the above 15. Which of the following does not produce carbon monoxide (a) burning of charcoal (b) burning of natural gas (c) burning of liquid petroleum (d) burning of electricity 16. Which of the following is not a natural source of air pollution (a) emissions from power plants (b) volcanic ash (c) dusts (d) wind organic matter 17. Particulate matter is composed of (a) dusts (b) soot (c) solid an liquid particles (d) all of the above 18. Which of the following is not used to control particulate matter (a) Smoke stacks (b) scrubbers (c) filters (d) electrostatic precipitators 19. Which refrigeration temperatures stop bacteria in food from multiplying (a) hot foods 100 degrees F cold foods 10 degrees F (b) hot foods 140 degrees F cold foods 4 degrees F C hot foods 60 degrees F cold foods 15 degrees F (d) hot foods 180 degrees F cold foods 20 degrees F 20. Which of the following is/are components of solid wastes (a) paper (b) rubber (c) plastics (d)all of the above 21. Which of the following is not a solid waste management strategy by EPA (a) reductiorn (b) recycling composting (d)sludge management 22. Which of the following is/are part of waste water treatment (a) screening (b) grit removal

Explanation / Answer

14.As ozone gase is a trimolecular composition of oxygen and it has damaging effect towards the environment as it causes damage to the fabrics .so the answer would be fabric .

15.Burning of charcoal,electricity and petrolium produces carbon monoxide but natural gas does not do so.The answer is natural gas.

16.Volcanic ash is natural and it causes air polution and dust and wind organic do not causes a serious damage to the environment .

17.Particulate matter is composed dust,soot.It is also have constituent of solid and liquid so the answer wooud be all of the above.

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