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MCQs

Total Questions : 110 | Page 11 of 11 pages
Question 101. Which of the following is a biomedical waste?
  1.    Waste from veterinary institutions
  2.    Waste from construction areas
  3.    Garbage
  4.    Ashes
 Discuss Question
Answer: Option A. -> Waste from veterinary institutions
Answer: (a).Waste from veterinary institutions
Question 102. Open burning at the disposal sites causes severe noise pollution.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 103. Which of the following is used to dispose of the waste generated in urban areas?
  1.    Low lying areas
  2.    Residential area of towns and cities
  3.    Industrial area
  4.    Rural waste
 Discuss Question
Answer: Option A. -> Low lying areas
Answer: (a).Low lying areas
Question 104. At the disposal sites, which of the following methods is used to reduce the volume of urban waste?
  1.    Bulldozer leveling
  2.    Open burning
  3.    Fertilizer
  4.    Incineration
 Discuss Question
Answer: Option B. -> Open burning
Answer: (b).Open burning
Question 105. What is the major environmental concern related to landfill?
  1.    Limited space
  2.    Limited technology
  3.    Less man-power
  4.    Discharge of leachates
 Discuss Question
Answer: Option D. -> Discharge of leachates
Answer: (d).Discharge of leachates
Question 106. Which of the following components are present in the waste air of aerobic respiration?
  1.    Ammonia
  2.    Nitrous oxide
  3.    Carbon dioxide
  4.    Methane
 Discuss Question
Answer: Option D. -> Methane
Answer: (d).Methane
Question 107. Which of the following method is not a post processing activity?
  1.    Sieving
  2.    Landfill sealing
  3.    Drying
  4.    Disintegrating clumps
 Discuss Question
Answer: Option B. -> Landfill sealing
Answer: (b).Landfill sealing
Question 108. Post processing of the compost leads to increase in quality.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 109. Which of the following methods cannot be used for gas exchange in the heap?
  1.    Releasing the rotting material
  2.    Forced aeration
  3.    Maintaining the oxygen demand
  4.    Tightening the rooting material
 Discuss Question
Answer: Option D. -> Tightening the rooting material
Answer: (d).Tightening the rooting material
Question 110. Which of the following mechanism can optimize the input of hazardous metals?
  1.    Hydrolysis
  2.    Addition of heavy metals
  3.    Conditioning
  4.    Solubilisation
 Discuss Question
Answer: Option B. -> Addition of heavy metals
Answer: (b).Addition of heavy metals

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