Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Active decomposition Cleaner water Degradation Recovery Active decomposition Cleaner water Degradation Recovery ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Flow velocity is kept 0.09 m/sec All listed here Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated Flow velocity is kept 0.09 m/sec All listed here Detention period is kept 3 to 4 minutes Organic and inorganic materials are separated ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Chemical for lowering B.O.D. Building material Fertilizer Base material for paints Chemical for lowering B.O.D. Building material Fertilizer Base material for paints ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Clogging of sewers, is caused due to All of these Greasy and oily matters Silting Low discharge All of these Greasy and oily matters Silting Low discharge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The liquid wastes from kitchens, bath rooms and wash basins, is not called Sewage Sullage None of these Liquid waste Sewage Sullage None of these Liquid waste ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Neither A nor B Filtration process is used Biological action is used Both A and B Neither A nor B Filtration process is used Biological action is used Both A and B ANSWER DOWNLOAD EXAMIANS APP
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