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Total Questions : 335 | Page 5 of 34 pages
Question 41. What is the disadvantage of control measures of thermal pollution by passing the heated water?
  1.    Water is lost due to leakage
  2.    Water is lost due to absorption
  3.    Water is lost due to dilution
  4.    Water is lost due to evaporation
 Discuss Question
Answer: Option D. -> Water is lost due to evaporation
Answer: (d).Water is lost due to evaporation
Question 42. Which one of the following cause thermal pollution?
  1.    Release of cold water
  2.    Organic manures
  3.    Purified water
  4.    More number of trees
 Discuss Question
Answer: Option A. -> Release of cold water
Answer: (a).Release of cold water
Question 43. How does soil erosion cause thermal pollution?
  1.    By making natural water bodies to hold in its normal level
  2.    By polluting the water bodies
  3.    By avoiding sunlight to fall on the water bodies
  4.    By making natural water bodies to rise beyond their normal level
 Discuss Question
Answer: Option D. -> By making natural water bodies to rise beyond their normal level
Answer: (d).By making natural water bodies to rise beyond their normal level
Question 44. What is a thermal shock?
  1.    Sudden raises of temperature to abnormal level
  2.    Sudden cooling of temperature to abnormal level
  3.    Temperature don’t change
  4.    Temperature change only due to environmental factors
 Discuss Question
Answer: Option A. -> Sudden raises of temperature to abnormal level
Answer: (a).Sudden raises of temperature to abnormal level
Question 45. Growing industrial activities is one of the reasons for thermal pollution.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 46. What is the main effect of thermal pollution to the oxygen solubility in water bodies?
  1.    They increase the solubility of oxygen in water bodies
  2.    They maintain the solubility of oxygen in water bodies
  3.    They reduce the solubility of oxygen in water bodies
  4.    They don’t cause any affect in solubility of oxygen to the water bodies
 Discuss Question
Answer: Option C. -> They reduce the solubility of oxygen in water bodies
Answer: (c).They reduce the solubility of oxygen in water bodies
Question 47. Generally how many types of cooling towers are there?
  1.    One
  2.    Two
  3.    Three
  4.    Four
 Discuss Question
Answer: Option B. -> Two
Answer: (b).Two
Question 48. What is called for the useless heat from hot water recycled by industries?
  1.    Cooling towers
  2.    Recycling
  3.    Heat pump
  4.    Co-generation
 Discuss Question
Answer: Option D. -> Co-generation
Answer: (d).Co-generation
Question 49. How does an artificial lake help in solving thermal pollution?
  1.    It stores heated water
  2.    It gives a good aesthetic view
  3.    It helps to breed fishes
  4.    It is used during the summer season where water scarcity cause
 Discuss Question
Answer: Option A. -> It stores heated water
Answer: (a).It stores heated water
Question 50. Which of the following is the main reason for thermal pollution?
  1.    Bio fuels
  2.    Organic farming
  3.    Eco friendly vehicles
  4.    Power plants
 Discuss Question
Answer: Option D. -> Power plants
Answer: (d).Power plants

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