Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Imhoff tanks None of these Sludge sedimentation tanks Trickling filters Imhoff tanks None of these Sludge sedimentation tanks Trickling filters ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The digested sludge from septic tanks, is removed after a maximum period of 3.5 years 4 years 3 years 5 years 3.5 years 4 years 3 years 5 years ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In very first stage of decomposition of the organic matter in sewage Nitrates are formed Ammonia is formed Carbondioxide is formed Nitrites are formed Nitrates are formed Ammonia is formed Carbondioxide is formed Nitrites are formed ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following tests is used for testing sewer pipes? Mirror test Ball test Water test All of these Mirror test Ball test Water test All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas which may cause explosion in sewers, is Carbon monoxide Methane Carbondioxide Ammonia Carbon monoxide Methane Carbondioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A drop manhole is provided if None of these A lamp is inserted to check obstruction A sewer drops from a height A branch sewer joins the main sewer at higher level None of these A lamp is inserted to check obstruction A sewer drops from a height A branch sewer joins the main sewer at higher level ANSWER DOWNLOAD EXAMIANS APP