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MCQs

Total Questions : 59 | Page 5 of 6 pages
Question 41. The coenzymes transport the chemical groups from
  1.    roots to leaves
  2.    stems to shoots
  3.    one enzyme to other
  4.    roots to shoots
 Discuss Question
Answer: Option C. -> one enzyme to other
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 42. The enzymes of glycolysis that works in the cytoplasm are classified as
  1.    intracellular enzymes
  2.    extracellular enzymes
  3.    intercellular enzymes
  4.    transferrable enzymes
 Discuss Question
Answer: Option A. -> intracellular enzymes
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 43. The high pH in which trypsin works is considered as
  1.    acidic medium
  2.    alkaline medium
  3.    nuclear medium
  4.    synthetic medium
 Discuss Question
Answer: Option B. -> alkaline medium
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 44. The heat added into the activation energy provides
  1.    kinetic energy to reaction
  2.    thermal energy to reaction
  3.    hydra energy to reaction
  4.    potential energy to reaction
 Discuss Question
Answer: Option A. -> kinetic energy to reaction
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 45. The enzyme-substrate complex is temporarily formed when the enzyme
  1.    attaches with substrate
  2.    separated from substrate
  3.    attaches with molecules
  4.    separated from molecules
 Discuss Question
Answer: Option A. -> attaches with substrate
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 46. The factors that can affect the rate of actions of enzymes includes
  1.    substrate concentration
  2.    pH
  3.    temperature
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 47. The lock and key model proposed by Emil Fischer explains the
  1.    Specifity of enzyme
  2.    viscosity of enzyme
  3.    saturation of enzyme
  4.    nature of enzyme
 Discuss Question
Answer: Option A. -> Specifity of enzyme
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 48. The meaning of the Greek word 'metabolism' is
  1.    respire
  2.    digest
  3.    change
  4.    cross over
 Discuss Question
Answer: Option C. -> change
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 49. The vital vitamins that play a role as coenzymes do not include
  1.    salicylic acid
  2.    thiamine
  3.    riboflavin
  4.    folic acid
 Discuss Question
Answer: Option A. -> salicylic acid
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 50. The model who proposed that the active site is molded in the required shape for performing the function is
  1.    induced-fit model
  2.    reduced-fit model
  3.    anabolism-fit model
  4.    catabolism-fit model
 Discuss Question
Answer: Option A. -> induced-fit model
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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