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MCQs

Total Questions : 86 | Page 8 of 9 pages
Question 71. How does microbial arbitrated removal of alkyl group from nitrogen atom takes place?
  1.    Hydroxy-methyl intermediates
  2.    Intercellular ligands
  3.    Extracellular ligands
  4.    Integral proteins
 Discuss Question
Answer: Option A. -> Hydroxy-methyl intermediates
Answer: (a).Hydroxy-methyl intermediates
Question 72. Which of the following can have more than one alkoxyl groups?
  1.    Pesticides
  2.    Distilled water
  3.    Coffee
  4.    Acetone
 Discuss Question
Answer: Option A. -> Pesticides
Answer: (a).Pesticides
Question 73. Herbicides can undergo microbial dealkylation.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 74. Which of the following bacteria metabolizes cresols?
  1.    Pesticides
  2.    Pseudomonads
  3.    Fungi
  4.    Algae
 Discuss Question
Answer: Option B. -> Pseudomonads
Answer: (b).Pseudomonads
Question 75. Which of the following process leads to degradation of pesticides using microbial population?
  1.    Green algae
  2.    Thioether oxidation
  3.    Heavy metals
  4.    Oxygen
 Discuss Question
Answer: Option B. -> Thioether oxidation
Answer: (b).Thioether oxidation
Question 76. Which of the following terms is not relevant to distressing microbial population?
  1.    Decrease in richness
  2.    Variety of classes
  3.    Resistant population
  4.    Color of species
 Discuss Question
Answer: Option D. -> Color of species
Answer: (d).Color of species
Question 77. Which of the following is not an ill-effect of improper handling of Pesticides?
  1.    Threat to the environment
  2.    Increase in mortality rate
  3.    Irreversible illness
  4.    Decrease in mortality rate
 Discuss Question
Answer: Option D. -> Decrease in mortality rate
Answer: (d).Decrease in mortality rate
Question 78. Which of the following is not a major concern in waste treatment processes?
  1.    Sludge
  2.    Ash
  3.    Organic solvents
  4.    Noise
 Discuss Question
Answer: Option D. -> Noise
Answer: (d).Noise
Question 79. In provision of the rules, which of the following is not appropriate with respect to the pesticide management?
  1.    Packaging
  2.    Labelling
  3.    Transport
  4.    Expenses
 Discuss Question
Answer: Option D. -> Expenses
Answer: (d).Expenses
Question 80. Which of the following is not a serious hazardous characteristic of a pesticide?
  1.    Toxicity
  2.    Ignitability
  3.    Corrosiveness
  4.    Degradability
 Discuss Question
Answer: Option D. -> Degradability
Answer: (d).Degradability

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