Question 4009 of 234 · California Wastewater Operator Exam
Filamentous bulking is often related to
Exactly one answer is correct.
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Correct answer to question 4009
- B: low dissolved oxygen, low F/M, or nutrient deficiencies
Explanation
Filament growth is favored by low DO, low F/M, septic influent, low nutrients and others. Identifying the filament by microscope points to the cause.
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