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5.1 Health and communicable disease

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Question 2
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Cholera is a communicable disease.

A water treatment plant was opened in a town at the start of 2015.

The Figure shows the number of cases of cholera in the town each year from 2010 to 2020.

Figure

image

a.

Give the main symptom of cholera.

[1]
b.

Calculate the percentage decrease in the number of cases of cholera between 2014 and 2018.

[2]
c.

Explain why the number of cases of cholera decreased after 2015.

[2]
d.

Suggest one other way the spread of cholera could be reduced in the town.

[1]
Markscheme

5.1 Health and communicable disease Questions

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

43 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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