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MCQs

Total Questions : 110 | Page 7 of 11 pages
Question 61. Which of the following is not a source of urban waste?
  1.    Municipal Services
  2.    Residential area of towns and cities
  3.    Industrial area
  4.    Rural waste
 Discuss Question
Answer: Option D. -> Rural waste
Answer: (d).Rural waste
Question 62. Why waste has become an issue in urban areas?
  1.    Limited space
  2.    Less time
  3.    Less labor
  4.    More labor
 Discuss Question
Answer: Option A. -> Limited space
Answer: (a).Limited space
Question 63. Which of the following urban waste is not categorized as toxic waste?
  1.    Old medicines
  2.    Paints
  3.    Fertilizer
  4.    Agricultural wastes
 Discuss Question
Answer: Option D. -> Agricultural wastes
Answer: (d).Agricultural wastes
Question 64. Cloth disposal is one of the biggest helps to landfills in today’s date.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 65. Which of the following reasons doesn’t worsen the problem of waste disposal in urban cities?
  1.    Odor
  2.    Population density
  3.    Urban area environmental demands
  4.    Insufficient water
 Discuss Question
Answer: Option A. -> Odor
Answer: (a).Odor
Question 66. Which of the following methods doesn’t use thermal disinfection method?
  1.    Field composting
  2.    Windrow composting
  3.    Vertical reactor
  4.    Horizontal reactor
 Discuss Question
Answer: Option A. -> Field composting
Answer: (a).Field composting
Question 67. Which non-reactor system serves as a direct contact between the waste and the atmosphere?
  1.    Windrow composting
  2.    Vertical reactor
  3.    Rotating drum
  4.    Horizontal reactor
 Discuss Question
Answer: Option A. -> Windrow composting
Answer: (a).Windrow composting
Question 68. Which of the following methods are not the result of windrow composting when the wastes are distributed?
  1.    Homogenization
  2.    Landfill sealing
  3.    Reintroducing free air space
  4.    Increased evaporation
 Discuss Question
Answer: Option B. -> Landfill sealing
Answer: (b).Landfill sealing
Question 69. Which of the following has a helical ridge?
  1.    Vertical reactor
  2.    Rotating drum
  3.    Horizontal reactor
  4.    Recycling
 Discuss Question
Answer: Option B. -> Rotating drum
Answer: (b).Rotating drum
Question 70. Reactor composting leads to forced exchange of gases.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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