How Much You Know About Enzymes? Quiz!

10 Questions | Total Attempts: 3455

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How Much You Know About Enzymes? Quiz!

Enzymes are biological molecules made from amino acids, and they are proteins that speed up the rate of virtually all of the chemical reactions that take place within cells. This quiz deals with the functions and properties of enzymes. Let's try it out and expand your knowledge. All the best!


Questions and Answers
  • 1. 
    Potential energy is?
    • A. 

      Stored energy

    • B. 

      Energy of motion

    • C. 

      Potential of molecules

  • 2. 
    Which one is not correct about ATP?
    • A. 

      ATP is the energy molecule of cells

    • B. 

      Powers nearly all of cellular work

    • C. 

      Potential of molecules

    • D. 

      Made by adding a phosphate to ADP

  • 3. 
    Enzymes belong to the protein family.
    • A. 

      True

    • B. 

      False

  • 4. 
    The active site is:
    • A. 

      Where the reactant fits into the enzyme

    • B. 

      Where the enzyme and molecule bond together

    • C. 

      Where there is a shape change that occurs when bonding

    • D. 

      Balance of living organism can affect the enzyme

  • 5. 
    Out of the four things listed what will most likely not affect an enzyme.
    • A. 

      Temperature

    • B. 

      PH

    • C. 

      Salt

    • D. 

      H20

  • 6. 
    Cofactors are:
    • A. 

      Organic co factors

    • B. 

      Non protein substances that help to facilitate enzymes

    • C. 

      Interfere with protein bonds

    • D. 

      Trigger enzyme to quit producing insulin

  • 7. 
    Inhibitors are:
    • A. 

      Chemical that interfere with enzyme activity

    • B. 

      Look like the substrate

    • C. 

      Fight for position

    • D. 

      Use the active site

  • 8. 
    Competitive Inhibitor
    • A. 

      Looks like substrate

    • B. 

      Has the same molecular shape of substrate

    • C. 

      Triggers enzyme to quit producing insulin

  • 9. 
    Enzymes are special types of:
    • A. 

      Catalysts

    • B. 

      Proteins

    • C. 

      Organelles

    • D. 

      Both a and b 

    • E. 

      All of the above

  • 10. 
    Where does the reaction between the enzyme and the substrate take place?
    • A. 

      Substrate

    • B. 

      Activator

    • C. 

      Active Sight

    • D. 

      Inhibitor 

    • E. 

      Product