An Informative Quiz On Basic Biochemistry

13 Questions | Total Attempts: 8606

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An Informative Quiz On Basic Biochemistry

Living organisms have a lot of chemicals and elements within them, and studying biochemistry is one way of opening ourselves to this. If you have just begun studying biochemistry, the informative quiz below on basic biochemistry is perfect for testing out what you know. Give it a try and see what you should read up on.


Questions and Answers
  • 1. 
    Which one is odd here?
    • A. 

      Nucleic acid

    • B. 

      Monosaccharides

    • C. 

      Lipid

    • D. 

      Protein

  • 2. 
    This represents what biomacromolecules?
    • A. 

      Protein

    • B. 

      Lipid

    • C. 

      Carbohydrate

    • D. 

      Nucleic acid

  • 3. 
    Which would NOT be a correct match?
    • A. 

      Keratin - amino acid

    • B. 

      Phospholipid - fatty acid

    • C. 

      DNA - nucleotide

    • D. 

      Cellulase - monosaccharide

  • 4. 
    If you wanted to get a lot of quick energy before a soccer match, which biomacromolecules would your body need to break down?
    • A. 

      Protein

    • B. 

      Nucleic acid

    • C. 

      Carbohydrate

    • D. 

      Lipid

  • 5. 
    • A. 

      Oxygen

    • B. 

      Potassium

    • C. 

      Phosphorus

    • D. 

      Hydrogen

  • 6. 
    Unlike saturated fatty acids, unsaturated fatty acids contain what kind of bonds between carbon atoms?
    • A. 

      Double

    • B. 

      Single

    • C. 

      Hydrogen

    • D. 

      Covalent

  • 7. 
    A biomacromolecule which consists of a polymer of fatty acids is a
    • A. 

      Nucleotide

    • B. 

      Lipid

    • C. 

      Carbohydrate

    • D. 

      Amino acid

  • 8. 
    Which are examples of carbohydrates?
    • A. 

      Starch, glucose, fructose

    • B. 

      Cellulose, glycogen, protease

    • C. 

      Cholesterol, wax, carcinogen

    • D. 

      Trypsin, lipase, testosterone

  • 9. 
    What is a function of lipids?
    • A. 

      Used as cell receptors, enzymes, and transport molecules in the human body.

    • B. 

      Used as the main energy source for plants.

    • C. 

      Stores hereditary information in bacteria.

    • D. 

      Used as insulation for marine arctic animals.

  • 10. 
    Complete the analogy -lock : key :: enzyme : _________
    • A. 

      Substrate

    • B. 

      Active site

    • C. 

      Product

    • D. 

      Protein

  • 11. 
    An enzyme __________ the activation energy needed to achieve a chemical reaction.
    • A. 

      Stabilizes

    • B. 

      Raises

    • C. 

      Lowers

    • D. 

      Eliminates

  • 12. 
    An appropriate enzyme to catalyze a reaction involving the imaginary substance camelsine would be ______________.
    • A. 

      Camelose

    • B. 

      Cameline

    • C. 

      Camelise

    • D. 

      Camelase

  • 13. 
    If you wanted to increase the rate of an enzyme-catalyzed reaction, what would you do?
    • A. 

      Decrease the amount of substrate by one-third

    • B. 

      Increase the pH by 4 levels on the pH scale

    • C. 

      Decrease the amount of enzyme by half

    • D. 

      Increase the temperature by 10 C