a) What is the consequence of discharging larger volumes of sewage that is untreated into a river? b) What is the significance of anaerobic sludge digestion in sewage treatment?
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- Every year, supposedly safe municipal water supplies causeoutbreaks of enteric illness.a. How in the course of water analysis and treatment might thesepathogens be missed?b. Why is there less tolerance for a fecal coliform in drinking orrecreational water than for other bacteria?Name any two gases produced during secondary treatment of Sewage?a) What is the consequence of discharging larger volumes of sewage that is untreated into a river? b) What is the significance of anaerobic sludge digestion in sewage treatment?
- Does the presence of coliforms in water sampe indicate that pathogenic organisms are present?What are the various constituents of domestic sewage? Discuss theeffects of sewage discharge on a river.What specific purposes do sedimentation, coagulation,filtration, and disinfection accomplish in the drinking watertreatment process?
- Why are coliforms selected as the indicator of water potability?Why does secondary treatment of wastewater require O2? A. Secondary treatment relies on anaerobic microbes to oxidize organic material. B.Secondary treatment relies on anaerobic microbes to reduce organic material. C.Secondary treatment relies on aerobic microbes to oxidize organic material. D.Photosynthetic bacteria are involved in secondary treatment and they require O2. E. Flocs require oxygen to facilitate biofilm formation.What is the significance of finding coliforms in drinking water?