Environmental Engineering in CE Soluble silica present in boiler feed water can be removed by Filtration Coagulation Preheating it Anion exchanger Filtration Coagulation Preheating it Anion exchanger ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the bacteria in sewage are Anerobic Parasitic None of these Saprophytic Anerobic Parasitic None of these Saprophytic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 90 120 105 60 90 120 105 60 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carcinogenic air pollutants cause Asphyxiation (suffocation) Anemia Cancer Bone decay Asphyxiation (suffocation) Anemia Cancer Bone decay ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Radioactive substances present in the polluted water stream can be removed by None of these Coagulation and filtration Biological oxygen treatment Adsorption in ion exchange materials None of these Coagulation and filtration Biological oxygen treatment Adsorption in ion exchange materials ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Turbidity of water is an indication of the presence of Dissolved solids Floating solids Suspended inorganic matter Dissolved gases Dissolved solids Floating solids Suspended inorganic matter Dissolved gases ANSWER DOWNLOAD EXAMIANS APP