Biochemistry Trivia Quiz

10 Questions

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Biochemistry Trivia Quiz

This quiz will cover the biomolecules we studied as well as the basic chemistry we reviewed in class ( as well as the vocab words I assigned) Good Luck!


Questions and Answers
  • 1. 
     Refer to the following choices: I. Protons II. Neutrons III. Electrons The atomic number of an element is defined as the number of
    • A. 

      I only

    • B. 

      I and II only

    • C. 

      I and III only

    • D. 

      II and III only

    • E. 

      I, II and III

  • 2. 
    Refer to the following choices: I. Protons II. Neutrons III. Electrons The nucleus of an atom contains
    • A. 

      I only

    • B. 

      I and II only

    • C. 

      I and III only

    • D. 

      II and III only

    • E. 

      I, II and III

  • 3. 
    Elements are substances composed of a single type of
    • A. 

      Compound

    • B. 

      Molecule

    • C. 

      Ion

    • D. 

      Protein

    • E. 

      Atom

  • 4. 
    A sodium atom loses an electron to form Na+.  Na+ is
    • A. 

      An atom

    • B. 

      An isotope

    • C. 

      A covalent charge

    • D. 

      An ion

    • E. 

      An isomer

  • 5. 
    Which class of organic molecules is used for long term energy storage in animals?
    • A. 

      Carbohydrates

    • B. 

      Triglycerides

    • C. 

      Waxes

    • D. 

      Amino acids

    • E. 

      Proteins

  • 6. 
    Human blood is slightly more basic than pure water.  Which of the following would best represent the pH of human blood?
    • A. 

      PH 2

    • B. 

      PH 6.5

    • C. 

      PH 7

    • D. 

      PH 7.3

    • E. 

      PH 12

  • 7. 
     During the making of polymers, complex molecules are formed by the joining together of…
    • A. 

      Macromolecules

    • B. 

      Polysaccharides

    • C. 

      Polymers

    • D. 

      Monomers

    • E. 

      Isomers

  • 8. 
       Lipids are organic molecules that store energy and serve as components of cell   membranes.  What smaller molecules combine to make a lipid?  
    • A. 

      Sugar and phosphate

    • B. 

      Nitrogen and a carboxyl group

    • C. 

      Glycerol and fatty acids

    • D. 

      Glycogen and amino acids

    • E. 

      Nitrogen and glycerol

  • 9. 
                               The above molecule is a monomer of a                                
    • A. 

      Carbohydrate

    • B. 

      protein

    • C. 

      Lipid

    • D. 

      Nucleic acid

  • 10. 
      The above molecule is a
    • A. 

      Carbohydrate

    • B. 

      protein

    • C. 

      Lipid

    • D. 

      Nucleic acid