What Do Wastewater Treatment Facilities Primarily Depend Upon for the Breakdown

question 71

Multiple Choice

What do wastewater treatment facilities primarily depend upon for the breakdown of pathogenic organisms and organic materials in wastewater?

• A)lots of chlorine bleach
• B)decomposers and detritus feeders
• C)the neutralizing effects of high levels of oxygen
• D)large amounts of antibiotics and disinfecting chemicals

---

Definitions:

Personal Space

Personal space refers to the physical area surrounding an individual that is considered personal and inviolable, the comfort zone for social interactions.

Leans Forward

Adopting a bodily posture where the upper body moves in front of the base of support, often indicating attention or eagerness.

Turns Head

Refers to the motion of rotating one's head around the vertical axis, usually to change the direction of gaze.

Steps Closer

Actions or events that bring one nearer to a goal or outcome.