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How Does Sphaerotilus Interfere with an Activated Sludge System

Question 28

Multiple Choice

How does Sphaerotilus interfere with an activated sludge system


A) by coating rocks with a slimy film and decomposing organic matter
B) by removing flocculating substances
C) by proliferating and allowing floating matter to carry contaminants into sewage effluent
D) by converting nitrates to nitrogen gas and blocking the nitrogen stripping tank

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