18. In the activated sludge process, floc is very important to the settling process. Floc is composed primarily of - a.

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18 In The Activated Sludge Process Floc Is Very Important To The Settling Process Floc Is Composed Primarily Of A 1 (50.05 KiB) Viewed 31 times

18. In the activated sludge process, floc is very important to the settling process. Floc is composed primarily of - a. Synthetic polymers and Fungi b. Bacteria, Protozoa, Microscopic Animals, & Fungi c. Chemically injected after the grit chamber but prior to sedimentation 19. The term pathogenic means - a. Aerobic Bacteria b. Anaerobic Bacteria c. Fecal Matter d. Coliform Bacteria e. Capable of Causing Disease 20. The wastewater plant operator is primarily responsible for -- a. Treating potable water to Safe Water Standards b. Treating wastewater discharged from the community c. Developing, implementing, and complying with budget d. Collection and Containment of all non-point source water e. Traffic law compliance while vehicles are on plant property 21. Which is not included in EPA's major concern about wastewater? a. BODS b. TSS c. Alkalinity 22. What is the major goal of pre-treatment in wastewater treatment? a. Protecting machines downstream b. Providing organic feed to microbes c. Disinfection 23. What system will you use if the wastewater flow fluctuates a lot? a. Equalization tank b. Pit privy c. Absorption field d. Macerator c