Enzymes and Catalyzing Biological Reactions MCQs Quiz Online PDF Download

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MCQs on Enzymes and Catalyzing Biological ReactionsQuiz PDF Download

MCQ: While bound to active site, substrate is converted into the

  1. product of the reaction
  2. a complex
  3. another substrate of high energy
  4. all of above

A

MCQ: Enzyme increases rate of reaction by

  1. decreasing kinetic energy
  2. decreasing chemical energy
  3. decreasing activation energy
  4. decreasing potential energy

C

MCQ: Enzymes do not change the

  1. conc. of reactants
  2. conc. of products
  3. Keq
  4. both A and B

C

MCQ: Substrate binds to specific region of enzyme called

  1. key
  2. active site
  3. hyperactive site
  4. none of above

B

MCQ: Catalysts that increase rate of biological chemical reaction are called as

  1. proteins
  2. vitamins
  3. minerals
  4. enzymes

D