Environmental Engineering in CE Suspended solid present in the waste water generated in blast furnace gas cooling and cleaning plant is removed by Biological oxygen pond Lagoons Filtration Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) Biological oxygen pond Lagoons Filtration Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes Reduced crop yield Silicosis Cancer Respiratory disease (e.g., asthma) Reduced crop yield Silicosis Cancer Respiratory disease (e.g., asthma) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is A solid particle e.g. flyash Nothing but black smoke A liquid particle resulting from vapor condensation A combination of smoke and fog A solid particle e.g. flyash Nothing but black smoke A liquid particle resulting from vapor condensation A combination of smoke and fog ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Micro-organisms Mosquitoes Algae Files Micro-organisms Mosquitoes Algae Files ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most widely used disinfectant in water treatment? Cation exchanger Irradiation of water by ultraviolet light Coagulation Chlorine Cation exchanger Irradiation of water by ultraviolet light Coagulation Chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is the minimum (about 0.02 ppm). Phosgene Bromine Ozone MIC (methyl iso-cynate) Phosgene Bromine Ozone MIC (methyl iso-cynate) ANSWER DOWNLOAD EXAMIANS APP
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