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Fill in the Blanks with the Most Appropriate Set of Terms.In

Question 5

Multiple Choice

Fill in the blanks with the most appropriate set of terms.In a(n) ________ sludge digester,________ bacteria decrease organic solids by degrading them.


A) activated;benthic
B) sedimentation;suspended
C) tertiary;Zooglea
D) anaerobic;methane-producing
E) aerobic;hydrogen-gas producing.

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