Question 4006 of 234 · California Wastewater Operator Exam
A very low F/M ratio in an activated sludge plant tends to produce
Exactly one answer is correct.
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Correct answer to question 4006
- A: older sludge, high nitrification, and possible pin floc
Explanation
At low F/M the organisms are starved, so sludge is old and well oxidized. It can nitrify and sometimes produces small pin floc and dispersed growth.
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