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MCQs

Total Questions : 110 | Page 5 of 11 pages
Question 41. Which of the following characteristics is not important to hazardous wastes?
  1.    Quantity
  2.    Concentration
  3.    Color
  4.    Physical or chemical properties
 Discuss Question
Answer: Option C. -> Color
Answer: (c).Color
Question 42. Which of the following is not an ill-effect of improper handling of hazardous waste?
  1.    Increase in mortality rate
  2.    Irreversible illness
  3.    Threat to the environment
  4.    Decrease in mortality rate
 Discuss Question
Answer: Option D. -> Decrease in mortality rate
Answer: (d).Decrease in mortality rate
Question 43. Which of the following is not a hazardous waste of petrochemical processes?
  1.    Tarry residue
  2.    Oily sludge
  3.    Slop oil
  4.    Vegetable oil
 Discuss Question
Answer: Option D. -> Vegetable oil
Answer: (d).Vegetable oil
Question 44. It is the responsibility of the civilians to take care of the disposed of hazardous wastes.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 45. Which of the following is not a serious hazardous characteristic of the waste?
  1.    Toxicity
  2.    Ignitability
  3.    Corrosiveness
  4.    Degradability
 Discuss Question
Answer: Option D. -> Degradability
Answer: (d).Degradability
Question 46. Which of the following is not generated in waste treatment processes?
  1.    Sludge
  2.    Ash
  3.    Organic solvents
  4.    Noise
 Discuss Question
Answer: Option D. -> Noise
Answer: (d).Noise
Question 47. In provision of the rules, which of the following is not appropriate with respect to the hazardous wastes?
  1.    Packaging
  2.    Labelling
  3.    Transport
  4.    Very expensive
 Discuss Question
Answer: Option D. -> Very expensive
Answer: (d).Very expensive
Question 48. Spent hardening salt is a potentially hazardous waste in which of the following processes?
  1.    Hardening of steel
  2.    Hardening of rock salt
  3.    Hardening of gold
  4.    Hardening of coal
 Discuss Question
Answer: Option A. -> Hardening of steel
Answer: (a).Hardening of steel
Question 49. What can be a hazardous waste in the purification processes for organic solvents?
  1.    Spent carbon
  2.    Methane
  3.    High water content
  4.    Less water contents
 Discuss Question
Answer: Option A. -> Spent carbon
Answer: (a).Spent carbon
Question 50. Which of the following combination methods can be used to process the hazardous wastes?
  1.    Landfill
  2.    Solidification
  3.    Incineration
  4.    Chemical oxidation
 Discuss Question
Answer: Option A. -> Landfill
Answer: (a).Landfill

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