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MCQs

Total Questions : 110 | Page 9 of 11 pages
Question 81. Which of the following factor doesn’t affect the growth of the technical expenditure?
  1.    Odor
  2.    Germs
  3.    Methane formation
  4.    Noise
 Discuss Question
Answer: Option C. -> Methane formation
Answer: (c).Methane formation
Question 82. Which of the following process is not used for waste treatment?
  1.    Aerobic composting
  2.    Anaerobic fermentation
  3.    Nuclear imaging
  4.    Vermicomposting
 Discuss Question
Answer: Option C. -> Nuclear imaging
Answer: (c).Nuclear imaging
Question 83. What is a major advantage of anaerobic fermentation over aerobic composting?
  1.    Human control
  2.    Production of methane
  3.    High water content
  4.    Less water contents
 Discuss Question
Answer: Option A. -> Human control
Answer: (a).Human control
Question 84. Which of the following is not an advantage of aerobic composting?
  1.    Simple process
  2.    Low-cost
  3.    Easy method
  4.    Very expensive
 Discuss Question
Answer: Option D. -> Very expensive
Answer: (d).Very expensive
Question 85. In the arena of waste treatment, no process is the best.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 86. Which of the following should not be mixed with other wastes to avoid contamination?
  1.    Tarry residue
  2.    Oily sludge
  3.    Animal waste
  4.    Vegetable oil
 Discuss Question
Answer: Option C. -> Animal waste
Answer: (c).Animal waste
Question 87. Which of the following is not a waste treatment method for biomedical wastes?
  1.    Incineration
  2.    Chemical disinfecting
  3.    Autoclaving
  4.    Sieving
 Discuss Question
Answer: Option D. -> Sieving
Answer: (d).Sieving
Question 88. Which of the following requires special treatment of bacteria?
  1.    Packaging of waste
  2.    Labelling of waste
  3.    Transport of waste
  4.    Degradation of waste
 Discuss Question
Answer: Option D. -> Degradation of waste
Answer: (d).Degradation of waste
Question 89. Which of the following can be used to produce marketable compost from dry solid wastes?
  1.    Aerobic composting
  2.    Vermicomposting
  3.    Anaerobic digestion
  4.    Anaerobic composting
 Discuss Question
Answer: Option A. -> Aerobic composting
Answer: (a).Aerobic composting
Question 90. Which of the following can be used to treat wastes with simple organic matter with high water content?
  1.    Vermicomposting
  2.    Aerobic composting
  3.    Incineration
  4.    Anaerobic digestion
 Discuss Question
Answer: Option D. -> Anaerobic digestion
Answer: (d).Anaerobic digestion

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