Multiple choice

What is the process of waste water treatment called?

  1. Water cleaning

  2. Water management

  3. Sewage treatment

  4. Water harvesting

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sewage treatment is the correct term for the process of removing contaminants from wastewater. Water management is too broad, water harvesting is about collecting rainwater, and water cleaning is not the technical term used in environmental engineering.