Environmental Engineering The characteristics of fresh and septic sewage respectively are Acidic and alkaline Both alkaline Alkaline and acidic Both acidic Acidic and alkaline Both alkaline Alkaline and acidic Both acidic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is usually designed for 26 years 25 years 28 years 27 years 26 years 25 years 28 years 27 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of filtration in slow sand filters in million litres per day per hectare is about 1400 to 1500 500 to 600 50 to 60 100 to 150 1400 to 1500 500 to 600 50 to 60 100 to 150 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Carbon dioxide Methane Hydrogen sulphide Nitrogen Carbon dioxide Methane Hydrogen sulphide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process of lagooning is primarily a means of Increasing flow of sewage through imhoff tanks Disposing of sludge Increasing the capacity of storage reservoirs Reducing the excessive flow in sewers Increasing flow of sewage through imhoff tanks Disposing of sludge Increasing the capacity of storage reservoirs Reducing the excessive flow in sewers ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In facultative stabilization pond, the sewage is treated by Dual action of aerobic bacteria and anaerobic bacteria Sedimentation Algae only Aerobic bacteria only Dual action of aerobic bacteria and anaerobic bacteria Sedimentation Algae only Aerobic bacteria only ANSWER DOWNLOAD EXAMIANS APP
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