Following the Water Journey

What is the main purpose of water treatment?

• To add chemicals to water

• To remove impurities and contaminants from water

• To make water look pretty

• To add flavor to water

What is the last step in the water treatment process?

• Coagulation

• Filtration

• Disinfection

• Sedimentation

What happens during the coagulation step?

• Chemicals are added to remove dirt and impurities

• Water is filtered to remove particles

• Water is stored in a tank

• Water is disinfected to kill bacteria

What is sedimentation?

• The process of disinfecting water

• The process of removing particles from water using filters

• The process of allowing particles to settle to the bottom of a tank

• The process of adding chemicals to water

What is filtration?

• The process of disinfecting water

• The process of adding chemicals to water

• The process of storing water in a tank

• The process of removing particles from water using filters

What is the most common disinfectant used in water treatment?

• Fluoride

• Ultraviolet (UV) light

• Chlorine

• Ozone

What can happen if we drink untreated water?

• We might get sick

• We might get a stomachache

• We might get a headache

• All of the above

What is the role of a water treatment plant operator?

• To add chemicals to water

• To test water quality

• To distribute water to homes

• To monitor and maintain the water treatment process

How often does Mahasawat test the water quality of their samples from each stage of the water treatment?

• Every hour

• Every 24 hours

• 24/7

• every 2 hours

What is turbidity?

• A measure of water clarity

• A measure of water pressure

• A measure of water flow

• A measure of water temperature