Question

The Bar Screen machine in the waste water treatment plant at Itarsi Madhya Pradesh suffered a mechanical break down. State how would it impact the process of cleansing the waste water and affect the people of Itarsi ! [3 MARKS]

Answer 1

Concept: 1 Mark
Explanation: 2 Marks

A bar screen machine in a waste water treatment plant is an essential equipment as it helps to remove large objects floating in the water like rags, sticks, cans,bottles, plastic packets and even sanitary napkins.This machine plays an important role in separating suspended aggregates from waste water before commencing the treatment of water. The people of Itarsi will be impacted by all these floating debris in their water feed if they are not separated right at the outset. Further, bottles, rags ,sanitary napkins become the breeding zone of many undesirable bacteria and pathogens.