3 marksVectors, Microorganism Control and Immunity

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

Mosquito-borne diseases, waste accumulation, and community disease prevention.

Explain how a mosquito spreads dengue.

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5(a)(i)Name the mosquito that causes dengue and state TWO symptoms of dengue.[3 marks]
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…[3 marks]
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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