Pollution MCQ Quiz - Multiple Choice Questions & Answers Page 2

11. DDT is a _________________ pollutant

1. Bio degradable
2. Non bio degradable
3. Un-biodegradable
4. Naturally degradable

12. BOD stands for

1. Biological Oxygen Decrease
2. Biotic Oxygen Demand
3. Biological Oxygen Demand
4. None of the above

13. The phenomenon of accumulation of non-biodegradable pesticides in human beings

1. Biomagnification
2. Bioaccumulation
3. Biodegradation
4. Bioremediation

14. A biodegradable plastic developed by Biopak Corporation Australia

1. Biopol
2. Pet
3. Polyester
4. PVC

15. The darkening of the skin due to arsenic poisoning is called

1. Black syndrome
2. Diffuse melanosis
3. Skin scaling
4. None of these

16. What is oil slick?

1. Boiled oil
2. Cooled oil
3. Thin film of oil in sea water
4. Oil in deep sea

17. The famous Minamata disease in Japan is due to the accumulation of____________in fishes

1. Cadmium
2. Mercury
3. Zinc
4. Lead

18. The worst nuclear accident happened to date is occurred at ___________

1. Chernobyl in 1986
2. Three Mile Power Plant in 1979
3. Sellafield in 1957
4. Fukushima in 2011

19. Major cause of Ozone depletion is due to which chemical?

1. ChloroFluoroCarbons
2. Polyphenols
3. Dioxins
4. Rayon

20. Disease aggravated by air pollution is

1. cholera
2. rheumatism
3. bronchitis
4. haemophilia