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MCQs on Enzyme for NMDCAT 2021

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  • #16
    Blocking of enzyme action by blocking its active sites is
    A allosteric inhibition
    B feedback inhibition
    C competitive inhibition
    D non-competitive inhibition
    Answer: (c)

    Comment


    • #17

      Diastase takes part in digestion of ______.
      A Protein
      B Starch
      C Amino acids
      D Fat

      Answer: (b)

      Comment


      • #18

        Enzyme catalyzing rearrangement of atomic groupings without altering molecular weight or number of atoms is
        A ligase
        B isomerase
        C oxidoreductase
        D hydrolase

        Answer: (b)

        Comment


        • #19
          Enzyme complex involved in alcoholic fermentation is
          A Zymase
          B Invertase
          C Lipase
          D Amylase
          Answer: (a)

          Comment


          • #20
            Zymogen or proenzyme is a
            A Modulator
            B Vitamin
            C Enzyme precursor
            D Hormone

            Answer: (c)

            Comment


            • #21
              Enzymes are basically made up of
              A Fats
              B Proteins
              C Nucleic acids
              D Vitamins
              Answer: (b)

              Comment


              • #22

                Catalysts are different from enzymes in
                A functional at high temperature
                B not used up in reaction
                C being proteinaceous
                D having high rate diffusion

                Answer: (b)

                Comment


                • #23

                  Enzymes are polymers of
                  A Hexose sugar
                  B Amino acids
                  C Fatty acids
                  D Inorganic phosphate

                  Answer: (b)

                  Comment


                  • #24

                    The enzyme which hydrolyses starch to maltose is
                    A protease
                    B amylase
                    C lactase
                    D maltase

                    Answer: (b)

                    Comment


                    • #25

                      Value needed for enzyme action is ______.
                      A Low Km
                      B Low Ki
                      C High Km
                      D High Ki

                      Answer: (b)

                      Comment

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