What Do Wastewater Treatment Plants Have in Common with Wetland

Question

What do wastewater treatment plants have in common with wetland filtration (purification)?
A) The type of wastewater treated is the same.
B) The engineering designs and flow are similar.
C) They depend on microbes to remove nitrogen and carbon.
D) Chlorine is used to decontaminate pollutants.
E) They are both continually aerated.

Accepted Answer

Both wastewater treatment plants and wetland filtration rely on the natural processes of microbes to remove nitrogen and carbon from the water. In both systems, microorganisms work to break down and remove these pollutants from the water.