Login

What Are Viruses? - Definition, Structure & Function

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

A virus that infects a bacteria is known as a(n):

Start Your Free Trial To Take This Quiz

As a member, you'll also get unlimited access to over 70,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Free 5-day trial
It only takes a few minutes to set up and you can cancel at any time.
Already registered? Login here for access

1. Which of the following is the best definition of a virion?

2. Which of the following are present in ALL virions?

Start your free trial to access this entire worksheet
A premium account gives you access to all lesson, practice exams, quizzes & worksheets
Access to all video lessons
Quizzes, practice exams & worksheets
Certificate of Completion
Access to instructors
Create an account to get started Create Account

About This Quiz & Worksheet

Viruses are microscopic infectious agents that reproduce by invading cells in a living host. You can assess yourself on your understanding of the characteristics of viruses with this online quiz. Some things you'll be assessed on include the subunits of a viral capsid and a virus that infects bacteria.

Quiz & Worksheet Goals

These assesment tools will help you examine the following topics:

  • Organic molecules that make up the viral nucleic acid genome
  • An infective form of a virus existing outside of its host cell and what it consist of
  • Enveloped viruses
  • The minimum needs of a virus for survival

Skills Practiced

  • Information recall - test your recollection of the characteristics of viruses by answering the attached quiz questions
  • Knowledge application - apply the information you've learned from the attached lesson to identify the components, types and forms of viruses
  • Interpreting information - make sure that you can accurately interpret what viruses need to survive and determine if it can take over a host

Additional Learning

For further understanding of virus, check out the lesson called What are Viruses? - Definition, Structure & Function. This lesson covers the following topics:

  • Overview of viruses
  • The study of virology
  • How viruses function
  • The impact of viruses
Support