Quelpr
2 marksWater and Waste Management

CSEC Human and Social Biology · January 2010 · Paper 2 · Question 10(c)

Suggest TWO water-borne diseases that can be contracted if bacteria are NOT removed from drinking water.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 10(a)Complete Table 1 by identifying the missing origin of carbon dioxide (i), the pollutant from car exhaust toxic to the nervous system (ii), and an effect of…[3 marks]
  2. 10(b)Describe TWO ways of purifying water using the materials shown in Figure 6.[5 marks]

More practice: the rest of this paper · more Water and Waste Management questions · all CSEC Human and Social Biology past papers