Name four sources of water. [2 MARKS]
Each source: 0.5 Marks Some of the common sources of water are ponds, rivers, wells and hand pumps.
Name the four main sources of water.
Name four conventional methods used for the purification of water? [2 MARKS]
a) What is water pollution? Name any two sources of water pollution. [2 MARKS] b) The terms sewage, sewers, and sewerage are interlinked with each other. Explain each of them. [3 MARKS]
Name a source of fresh water. [1 MARK]