Biological Immunity Lesson Plan

Instructor: Tammy Galloway

Tammy teaches business courses at the post-secondary and secondary level and has a master's of business administration in finance.

If you're discussing protecting our bodies from disease with your class, use this lesson plan to explore biological immunity. Students will watch a video, participate in discussion questions, complete an activity, and take a quiz.

Learning Objectives

After this lesson students will be able to:

  • Define immunity
  • Discuss the two main types of immunity
  • Explain how immunity protects our bodies from pathogens


60 minutes; extension (optional activity) may take an additional 30 minutes.

Curriculum Standards

  • CCSS.ELA-Literacy.RST.9-10.1

Cite specific textual evidence to support analysis of science and technical texts, attending to the precise details of explanations or descriptions.

  • CCSS.ELA-Literacy.RST.9-10.2

Determine the central ideas or conclusions of a text; trace the text's explanation or depiction of a complex process, phenomenon, or concept; provide an accurate summary of the text.



  • Begin this activity by asking students to define the phrase 'being immune'.
  • Allow students to share their responses, then tell them this lesson will explore immunity in more detail.
  • Distribute a copy of the What is Immunity? - Definition & Types lesson.
  • Start the video, pause at 1:06, then start the following discussion:
    • Define immunity and give a real life example.
    • Does some form of immunity exist in our bodies? Explain.
    • Identity the two types of immunity.
  • Now restart the video, pause at 02:51, then pose these discussion points:
    • What is a pathogen?
    • How does innate immunity defend against pathogens?
    • Describe a time when you believe innate immunity fought off a pathogen in your body.
  • Afterwards, restart the video, play till the end, then ask the class these questions:
    • Describe passive immunity and give an example.
    • Explain active immunity.
    • Describe the two types of T-cells and explain their purposes separately.
  • Next distribute the lesson quiz to demonstrate learning and require students to complete in pairs.

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