What_is_the_minimum_amount_of_dissolved_oxygen_required_for_nitrificat – McqOptions

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1.	What_is_the_minimum_amount_of_dissolved_oxygen_required_for_nitrification?$
A.	0.5 mg/L
B.	1.0 mg/L
C.	1.5 mg/L
D.	2.0 mg/L
Answer» C. 1.5 mg/L

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