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MCQs

Total Questions : 132 | Page 4 of 14 pages
Question 31. Plants can degrade xenobiotic compounds.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 32. Hydrocarbons present in xenobiotic compounds can be degraded by aerobic and anaerobic processes.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 33. Which of the following process is not used to convert the hydrocarbons present in the organic compounds to central metabolic intermediates?
  1.    Hydration
  2.    Extraction
  3.    Nitroreduction
  4.    Reductive dehydroxylation
 Discuss Question
Answer: Option B. -> Extraction
Answer: (b).Extraction
Question 34. The anaerobic degradation of xenobiotics is a faster process.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 35. Phyto remediation technique is used to sequester pollutants in areas near the roots.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 36. Which of the following in deficient in saline soils?
  1.    Nitrogen
  2.    Sulphur
  3.    Oxygen
  4.    Calcium
 Discuss Question
Answer: Option A. -> Nitrogen
Answer: (a).Nitrogen
Question 37. Lime can be used for soil reclamation.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 38. Off-site soil remediation is called as ________
  1.    Ex-situ technique
  2.    Conformational protection
  3.    Global warming
  4.    In-situ technique
 Discuss Question
Answer: Option D. -> In-situ technique
Answer: (d).In-situ technique
Question 39. Low energy intervention is referred as ________
  1.    Extensive methods
  2.    Intensive technologies
  3.    PAM
  4.    Optical Microscopy
 Discuss Question
Answer: Option A. -> Extensive methods
Answer: (a).Extensive methods
Question 40. Which of the following technique is expensive?
  1.    Ex-Situ soil remediation
  2.    Methanogenesis
  3.    CO₂ emission
  4.    Acetogenesis
 Discuss Question
Answer: Option A. -> Ex-Situ soil remediation
Answer: (a).Ex-Situ soil remediation

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