Environmental Engineering in CE Which is the best and the most effective method for the removal of organic contaminant present in the polluted water in very small quantity (say < 200 mg/litre)? Chemical coagulation Lagooning Biological oxidation pond Activated carbon adsorption Chemical coagulation Lagooning Biological oxidation pond Activated carbon adsorption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum CO₂ is emitted into the atmosphere by Urea Biomass burning Trees Combustion Urea Biomass burning Trees Combustion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The term Biological Oxygen Demand (BOD) is used in relation to Potable water Cooling water Distilled water Industrial effluents Potable water Cooling water Distilled water Industrial effluents ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Caustic embrittlement Foaming from boilers Its dissolved oxygen content Its silica content Caustic embrittlement Foaming from boilers Its dissolved oxygen content Its silica content ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of lead compounds present in the automobile exhausts (using leaded petrol) causes Nervous system disorder All of these Blood poisoning Anaemia Nervous system disorder All of these Blood poisoning Anaemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In sewage treatment, the detention period allowed for oxidation ponds ranges from __________ weeks. 1 to 2 4 to 5 15 to 20 9 to 10 1 to 2 4 to 5 15 to 20 9 to 10 ANSWER DOWNLOAD EXAMIANS APP
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