Environmental Engineering in CE What are the methods of treatment & disposal of radioactive wastes? Fixing into a solid mass with cement and sinking deep in the sea All of these Biological methods & adsorption in ion exchange materials Evaporation & chemical precipitation Fixing into a solid mass with cement and sinking deep in the sea All of these Biological methods & adsorption in ion exchange materials Evaporation & chemical precipitation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 0.1 10 5 0.001 0.1 10 5 0.001 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Files Algae Mosquitoes Micro-organisms Files Algae Mosquitoes Micro-organisms ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The commonest form of iron & manganese found in ground water as pollutant is in the form of their Sulphides Chlorides Bi-carbonates Carbonates Sulphides Chlorides Bi-carbonates Carbonates ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of December July June September December July June September ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The main industrial source of emission of hydrogen sulphide air pollutant is Petroleum refineries Metallurgical roasting & smelting plant Pulp and paper plant Coal based thermal power plants Petroleum refineries Metallurgical roasting & smelting plant Pulp and paper plant Coal based thermal power plants ANSWER DOWNLOAD EXAMIANS APP