Quelpr
3 marksVectors, Microorganism Control and Immunity

CSEC Human and Social Biology · May/June 2012 · Paper 2 · Question 6(a)(ii)

Dengue fever spread has increased in the Caribbean.

State TWO measures taken by health authorities, and ONE measure taken by households, to control the spread of dengue fever.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 6(a)(i)Name the vector responsible for the spread of dengue fever, and state TWO signs or symptoms of the disease.[3 marks]
  2. 6(b)Explain in detail how a visit from one infected person can lead to a fresh outbreak of malaria in a territory where it has been eradicated.[3 marks]
  3. 6(c)Explain how knowledge of passive and active immunity may be used to protect an individual from contracting malaria, comparing the advantages and disadvantages…[6 marks]

More practice: the rest of this paper · more Vectors, Microorganism Control and Immunity questions · all CSEC Human and Social Biology past papers