Biological Treatment
Lagoons & Natural Treatment Systems
8 questions · ~9 minutes · instant grading with full explanations
Biological Treatment · 8 questions · ~9 min
0 / 8 answered · 0 correct- 01
A facultative lagoon maintains:
- 02
Typical BOD loading on an aerobic/facultative lagoon is approximately:
- 03
The green color of a healthy aerobic lagoon is mostly due to:
- 04
Typical detention time in a facultative lagoon is approximately:
- 05
An aerated lagoon differs from a facultative lagoon in that it:
- 06
A maturation (polishing) lagoon placed after a facultative lagoon mostly serves to:
- 07
If a facultative lagoon turns reddish/purple and smells strongly of rotten eggs, the cause is usually:
- 08
Lagoon operation is most sensitive to which environmental factor?
Next Up
Keep testing your knowledge.
Stay Current
The industry's most useful newsletter, straight from the plant floor.
One email. No fluff. New lessons, equipment breakdowns, and process control notes, delivered when there's something worth reading.