Virus and Infectious Agents Quiz
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Questions and Answers

What surrounds and protects the genetic material of a virus?

  • Cell wall
  • Protein coat (capsid) (correct)
  • Nuclear envelope
  • Lipid membrane
  • What is the study of viruses known as?

  • Virology (correct)
  • Microbiology
  • Immunology
  • Epidemiology
  • What did Dmitri Ivanovsky's 1892 article describe?

  • A non-bacterial pathogen infecting tobacco plants (correct)
  • A new species of bacteria
  • A method to control viral infections
  • The discovery of antibiotics
  • What do viruses force a host cell to do when infected?

    <p>Rapidly produce thousands of copies of the original virus</p> Signup and view all the answers

    What is the size of most virus species in comparison to bacteria?

    <p>One-hundredth the size of most bacteria</p> Signup and view all the answers

    Viruses can replicate outside of living cells.

    <p>False</p> Signup and view all the answers

    All viruses have an outside envelope of lipids.

    <p>False</p> Signup and view all the answers

    The origins of viruses in the evolutionary history of life are well understood.

    <p>False</p> Signup and view all the answers

    Most virus species are visible with an optical microscope.

    <p>False</p> Signup and view all the answers

    The study of viruses is not related to microbiology.

    <p>False</p> Signup and view all the answers

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