Spec 1BI0
Revise Edexcel GCSE Biology 5.1.5 Spread and prevention of pathogens with the question bank, lessons, revision guides, and flashcards.
Explain how pathogens are spread and how this spread can be reduced or prevented, including: a cholera (bacteria) - water • b tuberculosis (bacteria) - airborne • c Chalara ash dieback (fungi) - airborne • d malaria (protists) - animal vectors • eB stomach ulcers caused by Helicobacter (bacteria) - oral transmission • fB Ebola (virus) - body fluids