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4 marksDisease Classification and Pathogens

CSEC Human and Social Biology · January 2011 · Paper 2 · Question 1(d)

A river has flooded and contaminated the local drinking water, prompting health warnings about cholera.

Suggest TWO signs/symptoms of cholera and TWO control measures to prevent its spread.

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Other parts of this question

  1. 1(a)(i)Name the type of organism that causes Typhoid.[1 mark]
  2. 1(a)(ii)Name the type of organism that causes Dengue.[1 mark]
  3. 1(a)(iii)Name the type of organism that causes Tuberculosis.[1 mark]
  4. 1(b)Identify TWO differences between bacteria and viruses.[2 marks]
  5. 1(c)Suggest ONE reason why a bacterium may be considered a plant cell.[1 mark]

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