Question 4027 of 234 · California Wastewater Operator Exam
A sequencing batch reactor (SBR) carries out its treatment steps
Exactly one answer is correct.
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Correct answer to question 4027
- A: in a single tank in timed phases such as fill, react, settle, and decant
Explanation
SBRs use one tank for aeration and settling in sequence. They can also be cycled to include anoxic and aerobic phases.
More questions: Secondary Treatment (Activated Sludge, Trickling Filters, RBC)
- 4028When dissolved oxygen in an aeration tank is too low, the most likely result is
- 4029Which of the following is true about return activated sludge concentration compared to mixed liquor?
- 4030Which factor most affects the oxygen transfer in a diffused aeration system?
- 4031Suspended-growth treatment is best described as
- 4001In the activated sludge process, the activated sludge is
- 4002The purpose of returning activated sludge (RAS) from the secondary clarifier to the aeration tank is to