Waste Water Engineering Facultative bacteria survive in The absence of oxygen The presence of oxygen Both cases A and B Neither A nor B The absence of oxygen The presence of oxygen Both cases A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The outlet invert level is kept 5 to 7.5 cm below the inlet invert level A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The minimum width of septic level is 90 cm The depth of tank is kept equal to its width The outlet invert level is kept 5 to 7.5 cm below the inlet invert level A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The minimum width of septic level is 90 cm The depth of tank is kept equal to its width ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following gases is most significant as air pollutant? Sulphur-dioxide Oxygen Carbondioxide Nitrogen Sulphur-dioxide Oxygen Carbondioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Are available in size Stoneware sewers 10 cm 15 cm All of these 20 cm 10 cm 15 cm All of these 20 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid regression Acid fermentation None of these Alkaline fermentation Acid regression Acid fermentation None of these Alkaline fermentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic bacterias Consume organic matter as their food All of these Flourish in the presence of free oxygen Oxidise organic matter in sewage Consume organic matter as their food All of these Flourish in the presence of free oxygen Oxidise organic matter in sewage ANSWER DOWNLOAD EXAMIANS APP
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