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MCQs

Total Questions : 178 | Page 1 of 18 pages
Question 1. Enzyme activity can be blocked or retarded on minute disturbance in
  1.    density
  2.    optimum ph
  3.    temperature
  4.    concentration
 Discuss Question
Answer: Option B. -> optimum ph
Answer: (b).optimum ph
Question 2. Non-protein part of an enzyme is called
  1.    co-enzyme
  2.    co-factor
  3.    substrate
  4.    activator
 Discuss Question
Answer: Option B. -> co-factor
Answer: (b).co-factor
Question 3. Inactive form of pepsin which has power of destroying cell's internal structure is known as
  1.    pepsinogen
  2.    pectin
  3.    pancreatic
  4.    amino pectin
 Discuss Question
Answer: Option A. -> pepsinogen
Answer: (a).pepsinogen
Question 4. An enzyme which is devoid of its either prosthetic group or co-enzyme is designates as
  1.    holoenzyme
  2.    apoenzyme
  3.    substrate
  4.    coenzyme
 Discuss Question
Answer: Option B. -> apoenzyme
Answer: (b).apoenzyme
Question 5. A definite charge bearing site of an enzyme on which a chemical substance attaches itself is called
  1.    active site
  2.    available site
  3.    catalytic site
  4.    binding site
 Discuss Question
Answer: Option A. -> active site
Answer: (a).active site
Question 6. Organic catalysts may also be called as
  1.    Chemical Catalysts
  2.    Biological catalysts
  3.    Physical catalysts
  4.    Situational Catalysts
 Discuss Question
Answer: Option B. -> Biological catalysts
Answer: (b).Biological catalysts
Question 7. PH value of above 7 indicates
  1.    pure water
  2.    pure enzyme
  3.    pure alkaline
  4.    pure acidic
 Discuss Question
Answer: Option C. -> pure alkaline
Answer: (c).pure alkaline
Question 8. Amylase becomes denatured at a alkaline pH of
  1.    6
  2.    7
  3.    8
  4.    9
 Discuss Question
Answer: Option D. -> 9
Answer: (d).9
Question 9. More the hydrogen peroxide (H₂O₂) in urine, the
  1.    lighter the color of the strip
  2.    acidic the urine be
  3.    darker the color of the strip
  4.    more healthier a person be
 Discuss Question
Answer: Option C. -> darker the color of the strip
Answer: (c).darker the color of the strip
Question 10. Starch (C₆H₁₀O₅)n is a form of
  1.    proteins
  2.    fats
  3.    minerals
  4.    carbohydrate
 Discuss Question
Answer: Option D. -> carbohydrate
Answer: (d).carbohydrate

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