Pollution MCQ Questions and Answers Quiz

31. The heating of earths atmosphere due to trapped radiation is known as

  1. Global warming
  2. Glass-House effect
  3. Thermal effect
  4. Green House Effect

32. Torrey Canyon is famous for

  1. Gulf of War
  2. Industries
  3. Electric Potential
  4. Oil spillage

33. The combustion of waste in the absence of Oxygen is called

  1. Haemolysis
  2. Pyrolysis
  3. Hydrolysis
  4. None

34. What is temporary threshold shift?

  1. Hearing loss due to excessive noise
  2. Noise that is untolerable
  3. Tolerable noise
  4. inaudible noise

35. Ozone Hole is a _____________

  1. Hole in the atmosphere
  2. Destruction of ozone layer
  3. Hole in the hydrosphere
  4. Hole in the troposphere

36. Noise is _______________

  1. Huge sound
  2. Sound of vehicles
  3. Undesirable and unwanted sound
  4. Sound of crackers

37. Green House effect is caused by

  1. Increase in CO2
  2. Increase in O2
  3. Decrease in O2
  4. Decrease in CO2

38. BOD of a river water is found very high. This means water

  1. Is clear
  2. Is highly polluted
  3. Contain Algae
  4. Contain many dissolved minerals

39. Name the disease caused by mercury poisoning in Japan

  1. Itai itai
  2. Xeroderma pigmentosum
  3. Measles
  4. Minamata disease

40. Organ affected by pneumonia

  1. Liver
  2. Kidney
  3. Heart
  4. Lungs.
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