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3 marksDisease Classification and Pathogens

CSEC Human and Social Biology · May/June 2014 · Paper 2 · Question 5(b)(i)

The garbage collectors where Devon lives have been on strike for three weeks and the neighbours are now experiencing vomiting and diarrhoea. Explain why these signs of diseases (vomiting and diarrhoea) have spread through the neighbourhood.

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  1. 5(a)(i)Name the mosquito that causes dengue and state TWO symptoms of dengue.[3 marks]
  2. 5(a)(ii)Explain how a mosquito spreads dengue.[3 marks]
  3. 5(b)(ii)Suggest THREE measures that Devon’s community could take to prevent the spread of diseases such as gastroenteritis and leptospirosis. Provide reasons for your…[6 marks]

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