Topic Two (1.2): Vaccines 2

Topics Icon.png Objectives

By the end of this topic you should be able to:

  • describe how a person develops immunity;
  • compare the advantages and disadvantages of receiving a vaccine.

You might also be able to:

  • interpret data to describe the effect of using vaccines on the number of cases of a disease.

Introduction Icon.png Introduction

In this topic we will learn how a vaccine causes your body to develop immunity to an infection and what that means.


Interact Icon.png Working through your course book

  • Read pages 24–25.
  • To help you to understand natural and artificial immunity:

VIEW - Controlling Infectious Disease (slide 21) Download VIEW - Controlling Infectious Disease (slide 21)

  • Do you have a record of the vaccinations that you have had? Did you suffer from any side effects?

WATCH - How do Vaccines Work? (YouTube)

READ & WATCH - What is a vaccine, and how do vaccines work? (vk.ovg.ox.ac.uk) Links to an external site.

DOWNLOAD & KEEP - B3 2.2 Information sheet: Vaccines and their effect on disease (Kerboodle) Links to an external site.

  • Complete questions 1-5 only and practice interpreting graphical data:

COMPLETE - B3 2.2 Activity sheet: Vaccines and their effect on disease (Kerboodle) Links to an external site.


Review Icon.png Review

COMPLETE - B3 2.2 Skills interactive: Vaccines (Kerboodle) Links to an external site.

Answer summary questions 1–3 on page 25.


Bridge Icon.png Support activities for this topic

COMPLETE - B3 2.2 Animation: Vaccines (Kerboodle) Links to an external site.


Stretch Icon.png Extension activities for this topic

Complete the extension questions from the Activity Sheet downloaded earlier. You may want to use from the information sheet to help answer the extension questions.


 Download Icon-1.png Check your answers

CHECK - Student Book Answers - Biology 3 Chapter 2 Download CHECK - Student Book Answers - Biology 3 Chapter 2