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]
Question 7
The system of a network of pipes used for taking away wastewater from homes or public buildings to the treatment plant is known as (a) sewers (b) sewerage (c) transport system (d) treatment plant