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MCQs

Total Questions : 134 | Page 5 of 14 pages
Question 41. The process of decomposition of biodegradable solid waste by earthworms is called ___________
  1.    Land fills
  2.    Shredding
  3.    Vermi-composting
  4.    Composting
 Discuss Question
Answer: Option C. -> Vermi-composting
Answer: (c).Vermi-composting
Question 42. Which of the following is correct regarding disposal of waste by land filling?
  1.    Economical method
  2.    Preferred in low lying areas
  3.    Foul gases are not produced
  4.    Separation of different types of waste not required
 Discuss Question
Answer: Option C. -> Foul gases are not produced
Answer: (c).Foul gases are not produced
Question 43. The density of ash produced in the municipal solid waste is ___________
  1.    100 kg/m³
  2.    450 kg/m³
  3.    700 kg/m³
  4.    1000 kg/m³
 Discuss Question
Answer: Option C. -> 700 kg/m³
Answer: (c).700 kg/m³
Question 44. The waste produced in cotton mills are ___________
  1.    Municipal solid waste
  2.    Non biodegradable waste
  3.    Hazardous waste
  4.    Non hazardous waste
 Discuss Question
Answer: Option D. -> Non hazardous waste
Answer: (d).Non hazardous waste
Question 45. By pulverization, solid waste becomes unattracted and odourless to
  1.    Insects
  2.    Fishes
  3.    Animals
  4.    Humans
 Discuss Question
Answer: Option A. -> Insects
Answer: (a).Insects
Question 46. Which compositing requires large areas?
  1.    Manual Compositing
  2.    Machanical Compositing
  3.    Open Window Compositing
  4.    Trenching
 Discuss Question
Answer: Option A. -> Manual Compositing
Answer: (a).Manual Compositing
Question 47. Which solid waste disposal method is suitable to indian conditions?
  1.    Landfillings
  2.    Incineration
  3.    Pulverization
  4.    Composition
 Discuss Question
Answer: Option D. -> Composition
Answer: (d).Composition
Question 48. Recycling is an integral part of
  1.    Solid waste management
  2.    Collection
  3.    Disposal
  4.    Processing
 Discuss Question
Answer: Option A. -> Solid waste management
Answer: (a).Solid waste management
Question 49. Uncontrolled, dumping is cheapest method of
  1.    Solid waste
  2.    Chemical Waste
  3.    Nuclear Waste
  4.    Food Waste
 Discuss Question
Answer: Option A. -> Solid waste
Answer: (a).Solid waste
Question 50. Which of the following is represented by C in the following figure?Which Of The Following Is Represented By C In The Following ...
  1.    Outlet
  2.    Digestion chamber
  3.    Gas chamber
  4.    Sedimentation chamber
 Discuss Question
Answer: Option B. -> Digestion chamber
Answer: (b).Digestion chamber

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