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MCQs

Total Questions : 110 | Page 3 of 11 pages
Question 21. Flue gas dust is a hazardous waste of zinc production.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 22. Which of the following area has the lowest chance of producing a biomedical waste?
  1.    Hospitals
  2.    Clinics
  3.    Laboratories
  4.    Agricultural lands
 Discuss Question
Answer: Option D. -> Agricultural lands
Answer: (d).Agricultural lands
Question 23. Which of the following is not a Biomedical waste?
  1.    Animal waste
  2.    Microbiological waste
  3.    Chemical waste
  4.    Domestic waste
 Discuss Question
Answer: Option D. -> Domestic waste
Answer: (d).Domestic waste
Question 24. Biomedical wastes are not infectious.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 25. Which of the following is categorized as an incineration waste?
  1.    Incineration ash
  2.    Animal waste
  3.    Solid waste
  4.    Cytotoxic drugs
 Discuss Question
Answer: Option A. -> Incineration ash
Answer: (a).Incineration ash
Question 26. Which of the following treatment shouldn’t be used for pre-treatment of solid waste?
  1.    Mechanical treatment
  2.    Biological treatment
  3.    Thermal treatment
  4.    Heavy metal treatment
 Discuss Question
Answer: Option D. -> Heavy metal treatment
Answer: (d).Heavy metal treatment
Question 27. Aerobic degradation of waste in landfills is usually of very less time.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 28. Which of the following phases is not identified in anaerobic degradation?
  1.    Anaerobic phase
  2.    Methanogenic fermentation
  3.    Aerobic compost
  4.    Acid fermentation
 Discuss Question
Answer: Option C. -> Aerobic compost
Answer: (c).Aerobic compost
Question 29. Which of the following mechanism can’t be used to regulate mass from waste to leaching water?
  1.    Hydrolysis
  2.    Addition of heavy metals
  3.    Biological degradation
  4.    Solubilisation
 Discuss Question
Answer: Option B. -> Addition of heavy metals
Answer: (b).Addition of heavy metals
Question 30. Which of the following is not an environmental monitoring method?
  1.    Ground water monitoring
  2.    Landfill sealing
  3.    Quality of leachate
  4.    Biodegradation
 Discuss Question
Answer: Option D. -> Biodegradation
Answer: (d).Biodegradation

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