Enzymes in Chemistry MCQs Quiz Online PDF Download

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GCE chemistry practice test MCQ: which statement is incorrect enzymes with choices speed up reactions without being used up, raise the activation energy, are all large molecules and are action-specific for online subjective aptitude tests, online learning, competitive exams with interesting topics preparation. Free study guide is for online learning enzymes in chemistry quiz with MCQs to practice test questions with answers.

MCQs on Enzymes in Chemistry Quiz PDF Download

MCQ: Which statement is incorrect? Enzymes

  1. speed up reactions without being used up
  2. raise the activation energy
  3. are all large molecules
  4. are action-specific

B

MCQ: Consider reaction: (NH2)2CO + H2O → NH3 + CO2. reaction is catalyzed by enzyme

  1. amylase
  2. protease
  3. urease
  4. galactose

C

MCQ: Consider reaction: (NH2)2CO + H2O → NH3 + CO2. Water in this reaction

  1. acts as a solvent
  2. helps to dissolve the residues away
  3. acts with the urea only after urea is bound to enzyme surface
  4. acts as a suspension

C

MCQ: Consider reaction: (NH2)2CO + H2O → NH3 + CO2. substrate in this reaction is

  1. urease
  2. urea
  3. water
  4. Hydrogen Gas

B

MCQ: Enzymes do not

  1. produce side products
  2. get consumed up during the process
  3. do not change their chemical composition
  4. All of Above

D