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MCQs

Total Questions : 46 | Page 4 of 5 pages
Question 31. Which of the following is not a fundamental mechanism of antimicrobial resistance?
  1.    Enzymatic degradation
  2.    Antimicrobial targets of bacterial proteins
  3.    Membrane permeability
  4.    Fungal growth
 Discuss Question
Answer: Option D. -> Fungal growth
Answer: (d).Fungal growth
Question 32. Heavy metal species released after death of the bacteria.
  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. Biomining is used to extract metals from mine waste using bacteria.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 34. Which of the following is not a factor related to industrial process of microbial metal recovery?
  1.    Capacity
  2.    Immunity from interference
  3.    Membrane permeability
  4.    Efficiency
 Discuss Question
Answer: Option C. -> Membrane permeability
Answer: (c).Membrane permeability
Question 35. Which of the following process helps in the uptake of heavy metals in bacteria?
  1.    Bioaccumulation
  2.    Bio augmentation
  3.    Bioleaching
  4.    Vermicomposting
 Discuss Question
Answer: Option A. -> Bioaccumulation
Answer: (a).Bioaccumulation
Question 36. Which of the following heavy metal is found in coffee beverage?
  1.    Lead
  2.    NaCl
  3.    Water
  4.    Magnesium
 Discuss Question
Answer: Option A. -> Lead
Answer: (a).Lead
Question 37. Plants cannot remove heavy metals.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 38. Which of the following binds to toxic metals?
  1.    Extracellular ligands
  2.    Intercellular ligands
  3.    Intracellular ligands
  4.    Integral proteins
 Discuss Question
Answer: Option A. -> Extracellular ligands
Answer: (a).Extracellular ligands
Question 39. Which of the following functions is not important to assimilation of metals by bacteria?
  1.    Detoxification
  2.    Enzyme functions
  3.    Physical properties of cell
  4.    Resistance
 Discuss Question
Answer: Option D. -> Resistance
Answer: (d).Resistance
Question 40. Which of the following is not a sub division of Metal – Microbe Interactions?
  1.    Intra cellular accumulation
  2.    Transformation of metals
  3.    Cell wall-metal interaction
  4.    Hydrolysis
 Discuss Question
Answer: Option D. -> Hydrolysis
Answer: (d).Hydrolysis

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