Public Health and Water Management

What is the primary role of infrastructure in maintaining public health?

• Providing entertainment facilities.

• Keeping our surroundings free of germs.

• Creating new risks for disease outbreaks.

• Generating electricity for homes.

What is the main function of the S-bend (or U-bend) in a toilet's plumbing system?

• To increase the speed of water drainage.

• To prevent unpleasant odors and waste from coming back up.

• To regulate the water temperature in the bowl.

• To reduce the amount of water needed for flushing.

Which of the following is NOT a method used in water treatment facilities to clean wastewater?

• Filtering out large debris using screens.

• Using bacteria to break down organic compounds.

• Adding chlorine to kill remaining pathogens.

• Boiling water to sterilize it before discharge.

In public health, what does the acronym WASH represent?

• Waste, Air, Safety, Housing

• Water, Agriculture, Sanitation, Health

• Water, Sanitation, Hygiene

• Weather, Air, Soil, Humidity