Science·Organisms & Life Processes·conceptual
Pathogens & the Immune System
Explain how pathogens (bacteria, viruses, and fungi) cause disease and describe how the immune system responds, including the roles of white blood cells (phagocytosis, antibody production) and the concept of immunity
Suggested ages 12–14
Evidence of understanding
- Distinguishes between bacteria, viruses, and fungi as pathogens with examples of each
- Explains two ways white blood cells destroy pathogens (engulfing and antibodies)
- Explains how vaccination works and why it prevents disease
- Explains the difference between being infected and being ill
Assessment prompt
If Pathogens & the Immune System got a cold, could they explain what type of pathogen caused it, how the immune system tries to fight it off, and why a vaccine for flu won't protect you from all colds?
Standards alignment
KS3.Sci.Bio.Health.3GB · uk-nc-2013
Pathogens and the immune system
The national curriculum in England: Key stages 1 and 2 framework document · KS3
KS3.Sci.Bio.Health.4GB · uk-nc-2013
Diet, exercise and lifestyle
The national curriculum in England: Key stages 1 and 2 framework document · KS3