Wastewater B Exam All Questions And Answers ( Included ) 100% Correct

False {Ans: The terms "low rate" and "high rate" when used in reference to the anaerobic digester refer to the rate of stabilization of the raw sludge?}Biological treatment for the removal of biodegradable organic wastes under aerobic conditions. {Ans: The extended air activated sludge treatment process:?}Reseed The AB, Remove sludge from FC {Ans: The purpose of returning the solids from the bottom of the clarifier to the aeration tank in the activated sludge process is to}Bulking {Ans: In an activated sludge treatment plant, a Sludge Volume Index (SVI) of 180 would indicate}Control odor, Reduce BOD ,Control foaming, Aid in sludge {Ans: Besides disinfection, chlorination can be used in wastewater treatment processes to?}Methane and hydrogen sulfide {Ans: A combustible atmosphere,Methane & Hydrogen Sulfide}