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MCQs

Total Questions : 134 | Page 7 of 14 pages
Question 61. How long does a refuse take in getting stabilized ?
  1.    3 months
  2.    2-12 months
  3.    3-7 months
  4.    9months
 Discuss Question
Answer: Option B. -> 2-12 months
Answer: (b).2-12 months
Question 62. Human and animal excreta and sullage is known as
  1.    Food Waste
  2.    Solid Waste
  3.    Animal Waste
  4.    Plant Waste
 Discuss Question
Answer: Option B. -> Solid Waste
Answer: (b).Solid Waste
Question 63. Pulverized solid waste can be further disposed of by
  1.    Landfillings
  2.    Compositing
  3.    Pyrolysis
  4.    Disposed
 Discuss Question
Answer: Option A. -> Landfillings
Answer: (a).Landfillings
Question 64. In which type of compositing manure takes 4 to 6 weeks?
  1.    Machanical Compositing
  2.    Open window composiing
  3.    Worm Compositing
  4.    Compositing by trenching
 Discuss Question
Answer: Option B. -> Open window composiing
Answer: (b).Open window composiing
Question 65. The sewage comes in the Imhoff tank through which of the following?The Sewage Comes In The Imhoff Tank Through Which Of The Fol...
  1.    A
  2.    B
  3.    C
  4.    D
 Discuss Question
Answer: Option A. -> A
Answer: (a).A
Question 66. The detention period of the sedimentation chamber of an Imhoff tank is?The Detention Period Of The Sedimentation Chamber Of An Imho...
  1.    30 seconds
  2.    30 minute
  3.    1 hour
  4.    2 hours
 Discuss Question
Answer: Option D. -> 2 hours
Answer: (d).2 hours
Question 67. Which of the following is an anaerobic process for treating sewage?Which Of The Following Is An Anaerobic Process For Treating ...
  1.    Oxidation pond
  2.    Imhoff tank
  3.    Oxidation ditch
  4.    Rotating Biological Contactors
 Discuss Question
Answer: Option B. -> Imhoff tank
Answer: (b).Imhoff tank
Question 68. Which of the following is called a scum chamber in the following figure?Which Of The Following Is Called A Scum Chamber In The Follo...
  1.    Settling chamber
  2.    Sedimentation chamber
  3.    Gas chamber
  4.    Digestion chamber
 Discuss Question
Answer: Option C. -> Gas chamber
Answer: (c).Gas chamber
Question 69. B in the following figure is represented by ____________B In The Following Figure Is Represented By ____________
  1.    Outlet
  2.    Sedimentation chamber
  3.    Gas chamber
  4.    Digestion chamber
 Discuss Question
Answer: Option A. -> Outlet
Answer: (a).Outlet
Question 70. The minimum design depth of oxidation pond is ___________
  1.    0.3m
  2.    0.5m
  3.    1m
  4.    1.5m
 Discuss Question
Answer: Option C. -> 1m
Answer: (c).1m

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