Bacteria & Viruses: Beneficial Uses & Deleterious Effects


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question 1 of 3

Which of the following are single-celled organisms that are alive, and can live inside the human body?

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1. Which of the following are particles made of DNA or RNA, a protein coat, and an envelope of fats?

2. How does the size of a bacterium and virus compare?

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About This Quiz & Worksheet

Bacteria and viruses are all around us, and you can evaluate your comprehension of their effects and uses through these guides. Quiz questions will inquire regarding the characteristics and effects of viruses and bacteria.

Quiz & Worksheet Goals

Practice questions in this quiz will discuss:

  • Single celled organisms that can live in humans
  • Particles consisting of a protein coat, fat envelope, DNA and RNA
  • Benefits of viruses and bacteria
  • Diseases caused by bacteria
  • Sizes of viruses and bacterium

Skills Practiced

These guides present an opportunity to demonstrate your ability in these skills:

  • Distinguishing differences - compare and contrast topics from the lesson, such as the size of bacterium and viruses
  • Reading comprehension - ensure that you draw the most important information from the related lesson about viruses and bacteria
  • Information recall¬¬ - access the knowledge you've gained regarding bacterial diseases
  • Knowledge application - use your knowledge to answer questions about potential benefits of viruses

Additional Learning

Review the accompanying lesson, titled Bacteria & Viruses: Beneficial Uses & Deleterious Effects, for more information on this science topic. This lesson will cover the following goals:

  • Define symbiotic relationships, pathogenic and other key concepts
  • Differentiate between the characteristics of bacteria and the characteristics of viruses
  • Explain how bacteria can be used for positive purposes
  • Identify examples of viruses and bacteria in the real world