Environmental Engineering The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is 1 ppm 4 ppm 40 ppm 10 ppm 1 ppm 4 ppm 40 ppm 10 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For normal sludge, the value of sludge index for Indian conditions is 50 to 150 0 to 50 350 to 500 150 to 350 50 to 150 0 to 50 350 to 500 150 to 350 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 25°C - 3 day 30°C - 5 day 20°C - 5 day 20°C - 1 day 25°C - 3 day 30°C - 5 day 20°C - 5 day 20°C - 1 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Composting and lagooning are the methods of Sedimentation Sludge digestion Filtration Sludge disposal Sedimentation Sludge digestion Filtration Sludge disposal ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A sewer that receives the discharge of a number of house sewers is called Sub-main sewer Intercepting sewer House sewer Lateral sewer Sub-main sewer Intercepting sewer House sewer Lateral sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The specific gravity of sewage is Equal to 1 Slightly greater than 1 Much greater than 1 Slightly less than 1 Equal to 1 Slightly greater than 1 Much greater than 1 Slightly less than 1 ANSWER DOWNLOAD EXAMIANS APP
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