Besides promoting mixing of the bacterial population with the fecal waste material, what is the purpose of aeration system as used in a biological sewage treatment plant?
A
The air provides an oxygen source for the aerobic bacteria required for metabolism, and it helps promote settling in the aeration chamber.
B
The air provides an oxygen source for the anaerobic bacteria required for metabolism, and it helps promote settling in the aeration chamber.
C
The air provides an oxygen source for the anaerobic bacteria required for metabolism, and it helps prevent settling in the aeration chamber.
D
The air provides an oxygen source for the aerobic bacteria required for metabolism, and it helps prevent settling in the aeration chamber.
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Question 1 / 205eccef9cbacbc34ba4d45707
Question 1 of 205eccef9cbacbc34ba4d45707
Besides promoting mixing of the bacterial population with the fecal waste material, what is the purpose of aeration system as used in a biological sewage treatment plant?
Besides promoting mixing of the bacterial population with the fecal waste material, what is the purpose of aeration system as used in a biological sewage treatment plant?