Environmental Engineering in CE A shallow pond in which the sewage is retained and biologically treated is called Imhoff tank Oxidation Lagoon Skimming tank Imhoff tank Oxidation Lagoon Skimming tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The ratio of oxygen available to the oxygen required for stabilisation of sewage is called the Biological oxygen demand (BOD) Relative stability Oxygen ion concentration Bacterial stability factor Biological oxygen demand (BOD) Relative stability Oxygen ion concentration Bacterial stability factor ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water effluent generated in printing industry is decolourised by Reverse osmosis Adsorption Electrolytic decomposition Ion exchange technique Reverse osmosis Adsorption Electrolytic decomposition Ion exchange technique ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High noise level in a chemical plant can be controlled by the All of these Path control of noise Protection of operating personnel Suppression of noise at the source itself All of these Path control of noise Protection of operating personnel Suppression of noise at the source itself ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of September December June July September December June July ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Safe limit' called Threshold Limit Value (TLV) of carbon monoxide in atmospheric air is < 50 ppm. The main source of carbon monoxide pollutant in air is the Industrial chimney exhaust Automobiles exhaust Photochemical reaction in polluted atmosphere Burning of domestic fuel Industrial chimney exhaust Automobiles exhaust Photochemical reaction in polluted atmosphere Burning of domestic fuel ANSWER DOWNLOAD EXAMIANS APP