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Viroid: Definition & Structure

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question 1 of 3

Due to the _____ of viroids, scientists were surprised they could infect a host cell.

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1. Viroids are comprised of a few hundred _____ base pairs.

2. Viroids differ from viruses is that they lack a _____.

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About This Quiz & Worksheet

Test your knowledge of viroids and how they affect crops. These assessment tools will ask you questions concerning viroids and host cells, viroid composition and the difference between viroids and viruses.

Quiz & Worksheet Goals

The quiz will include the following topics:

  • Plant diseases from viroids
  • How viroids are formed
  • The type of base pairs that make up viroids

Skills Practiced

  • Knowledge application - use your knowledge to answer questions about viroids
  • Distinguishing differences - compare and contrast topics from the lesson, such as viroids and viruses
  • Critical thinking - apply relevant concepts to examine information about what scientists thought of viroids and how they came to this conclusion.

Additional Learning

Take advantage of our lesson, Viroid: Definition & Structure, to learn more about viroids. By studying this lesson, you will learn more about topics like:

  • The origin of viroids
  • Viroid affects on crops
  • When they were discovered
  • Specific diseases
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