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5.1 Health and communicable disease

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Question 15

Several residents at a residential centre are infected with Helicobacter bacteria.

The centre introduces these measures.

Measure
handwashing before preparing or eating food
using only safe water for drinking
hygienic preparation of food

Explain the routes by which other residents could become infected. Include how each measure in the table interrupts a route of transmission.

[6]
Markscheme

5.1 Health and communicable disease Questions

  1. GCSE
  2. /Biology
  3. /5.1 Health and communicable disease

112 exam-style questions on Edexcel GCSE Biology 5.1 Health and communicable disease, covering 5.1.1 Communicable and non-communicable diseases, 5.1.2 Disease susceptibility interactions, 5.1.3 Pathogens as disease-causing organisms, 5.1.4 Common infections, 5.1.5 Spread and prevention of pathogens, 5.1.6 Lifecycle of a virus, and 5.1.7 Spread and prevention of STIs. Each one has a worked solution and a mark scheme showing where the marks go.

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