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MCQs

Total Questions : 60 | Page 6 of 6 pages
Question 51. In this below equation, Enzyme Y belongs to which class of enzymes?
A-X + H2O \(_{\overrightarrow{Enzyme \,Y}}\) X-OH + AH
  1.    Peroxidase
  2.    Hydrolases
  3.    Pectinase
  4.    Aldolase
 Discuss Question
Answer: Option B. -> Hydrolases
Answer: (b).Hydrolases
Question 52. Histidase: Lyases :: Chymosin: ___________
  1.    Ligases
  2.    Isomerases
  3.    Hydrolases
  4.    Transferases
 Discuss Question
Answer: Option C. -> Hydrolases
Answer: (c).Hydrolases
Question 53. Glycosidases, lipases and proteases belong to which class of enzymes?
  1.    Hydrolases
  2.    Ligases
  3.    Isomerases
  4.    Transferases
 Discuss Question
Answer: Option A. -> Hydrolases
Answer: (a).Hydrolases
Question 54. Which of the following belongs to the class of isomerases?
  1.    Aldolases
  2.    Oxygenases
  3.    Epimerases
  4.    Esterases
 Discuss Question
Answer: Option C. -> Epimerases
Answer: (c).Epimerases
Question 55. Which of the following is an example for Oxidoreductases?
  1.    Glucose oxidase
  2.    Glutathione synthetase
  3.    Aspartate aminotransferase
  4.    Histidase
 Discuss Question
Answer: Option A. -> Glucose oxidase
Answer: (a).Glucose oxidase
Question 56. Calculate the ionic strength of 0.2 M solution of Calcium chloride?
  1.    0.9 M
  2.    0.06 M
  3.    0.6 M
  4.    6.0 M
 Discuss Question
Answer: Option C. -> 0.6 M
Answer: (c).0.6 M
Question 57. What does the equation, k = \(Ae^{\frac{-∆G}{RT}}\) represent?
  1.    Arrhenius equation
  2.    Miachelis Menton equation
  3.    Lineweaver Burk equation
  4.    Half-life
 Discuss Question
Answer: Option A. -> Arrhenius equation
Answer: (a).Arrhenius equation
Question 58. The rate of enzyme catalyzed reaction decreases with an increase in ionic strength if the charges are identical.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 59. The equation \(t_{1/2}=\frac{0.693}{k_d}\) represents ___________
  1.    Arrhenius equation
  2.    Lineweaver Burk equation
  3.    Half-life
  4.    Gibbs-Helmholtz equation
 Discuss Question
Answer: Option C. -> Half-life
Answer: (c).Half-life
Question 60. For every, 1000 fold increase in pressure, the Kₘ is _____________
  1.    reduced to half
  2.    doubled
  3.    reduced to zero
  4.    increased by 10 folds
 Discuss Question
Answer: Option A. -> reduced to half
Answer: (a).reduced to half

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