Viruses: Definition, Classification & Life Cycle


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question 1 of 3

All of the following can make up a virus, except:

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1. Which of the following is a way scientists classify, or organize, viruses?

2. Viruses that target bacteria are known as:

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About This Quiz & Worksheet

Find out how much you know about what viruses are and how they make us sick. Answer questions on key subjects like what does and does not make up a virus and the way scientists classify viruses.

Quiz & Worksheet Goals

See what you know about the following:

  • Type of virus that goes after bacteria
  • The lytic life cycle of a virus
  • Nucleic acid

Skills Practiced

  • Knowledge application - use your knowledge to answer questions about viruses, like what steps are part of a virus' lytic life cycle
  • Making connections - use your understanding of viruses to recognize which type targets bacteria
  • Information recall - access the knowledge you've gained regarding the classifications of viruses by scientists

Additional Learning

You can learn more about viruses with the lesson named Viruses: Definition, Classification & Life Cycle. Topics in the lesson are listed as follows:

  • Size of viruses
  • An example of the classification of picornaviruses
  • A lysogenic life cycle
  • Formation of a provirus