A Review Quiz On Microbiology! Trivia

19 Questions

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Microbiology Quizzes & Trivia

Are you a microbiology student preparing for his finals? The quiz below is designed to see just how much you know about it so far and if you are prepared to tackle your final exams. Do you believe that you can handle it? Take it up and be sure to come back for others like it that stimulates your understanding.


Questions and Answers
  • 1. 
    Viruses have all the following except
    • A. 

      Definite shape

    • B. 

      Metabolism

    • C. 

      Genes

    • D. 

      Ability to infect host cells

    • E. 

      Ultramicroscopic size

  • 2. 
    Viruses
    • A. 

      Cannot be seen in a light microscope

    • B. 

      Are prokaryotic

    • C. 

      Contain 70S ribosomes

    • D. 

      Undergo binary fission

    • E. 

      All of the choices are correct

  • 3. 
    Virus capsids are made from subunits called
    • A. 

      Envelopes

    • B. 

      Spikes

    • C. 

      Capsomeres

    • D. 

      Prophages

    • E. 

      Peplomers

  • 4. 
    Viral spikes
    • A. 

      Are always present on enveloped viruses

    • B. 

      Bind viral capsid and envelope together

    • C. 

      Allow bacteria to evade host defenses

    • D. 

      Are derived from host proteins

    • E. 

      All of the choices are correct

  • 5. 
    The core of every virus particle always contains
    • A. 

      DNA

    • B. 

      Capsomeres

    • C. 

      Enzymes

    • D. 

      DNA and RNA

    • E. 

      Either DNA or RNA

  • 6. 
    Which of the following represents a virus family name?
    • A. 

      Herpes simplex virus

    • B. 

      Herpesviridae

    • C. 

      Picornavirus

    • D. 

      Enterovirus

    • E. 

      Hepatitis B virus

  • 7. 
    The correct sequence of events in viral multiplication is
    • A. 

      Penetration, uncoating, synthesis, adsorption, assembly, release

    • B. 

      Uncoating, penetration, synthesis, assembly, absorption, release

    • C. 

      Adsorption, penetration, uncoating, synthesis, assembly, release

    • D. 

      Assembly, synthesis, uncoating, release, penetration, adsorption

    • E. 

      Adsorption, release, synthesis, uncoating, assembly, penetration

  • 8. 
    In general, most DNA viruses multiply in the host cell's _____, while most RNA viruses multiply in the host cell's _____.
    • A. 

      Nucleus, cytoplasm

    • B. 

      Cytoplasm, cell membrane

    • C. 

      Cell membrane, cytoplasm

    • D. 

      Cytoplasm, nucleus

    • E. 

      Nucleus, endoplasmic reticulum

  • 9. 
    Host range is limited by
    • A. 

      Type of nucleic acid in the virus

    • B. 

      Age of the host cell

    • C. 

      Type of host cell receptors on cell membrane

    • D. 

      Size of the host cell

    • E. 

      All of the choices are correct

  • 10. 
    Mammalian viruses capable of starting tumors are
    • A. 

      Chronic latent viruses

    • B. 

      Oncoviruses

    • C. 

      Syncytia

    • D. 

      Inclusion bodies

    • E. 

      Cytiopathic

  • 11. 
    Persistent viruses that can reactivate periodically are
    • A. 

      Chronic latent viruses

    • B. 

      Oncoviruses

    • C. 

      Syncytia

    • D. 

      Inclusion bodies

    • E. 

      Cytiopathic

  • 12. 
    Lysogeny refers to
    • A. 

      Altering the host range of a virus

    • B. 

      Latent state of herpes infections

    • C. 

      Virion exiting host cell

    • D. 

      Viral genome inserting into bacterial host chromosome

    • E. 

      None of the choices are correct

  • 13. 
    Viruses that infect bacteria are specifically called
    • A. 

      Viroids

    • B. 

      Prions

    • C. 

      Bacteriophages

    • D. 

      Satellite viruses

    • E. 

      All of the choices infect bacteria

  • 14. 
    A common method for cultivating viruses in the lab is to use in vitro systems called _____ cultures.
    • A. 

      Embryo

    • B. 

      Cell

    • C. 

      Plaque

    • D. 

      Bacteriophage

    • E. 

      Egg

  • 15. 
    Infectious protein particles are called
    • A. 

      Viroids

    • B. 

      Phages

    • C. 

      Prions

    • D. 

      Oncogenic viruses

    • E. 

      Spikes

  • 16. 
    Infectious naked strands of RNA that affect plants are called
    • A. 

      Viroids

    • B. 

      Phages

    • C. 

      Prions

    • D. 

      Oncogenic viruses

    • E. 

      Spikes

  • 17. 
    Creutzfeld-Jacob disease is
    • A. 

      Caused by a chronic latent virus

    • B. 

      Initiated by an oncogenic virus

    • C. 

      Caused by a viroid

    • D. 

      A spongiform encephalopathy of humans

    • E. 

      Also called "mad cow disease

  • 18. 
    Two noncellular agents, smaller than viruses, are the infectious proteins called _____ and the infectious RNA strands called _____.
    • A. 

      Prions, capsomeres

    • B. 

      Virions, prions

    • C. 

      Viroids, phages

    • D. 

      Prions, phages

    • E. 

      Prions, viroids

  • 19. 
    Viruses are unable to multiple outside of a host cell.
    • A. 

      True

    • B. 

      False