Environmental Engineering in CE Iron & manganese present as pollutant in water can not be removed by Oxidation followed by settling & filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling & filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most widely used disinfectant in water treatment? Chlorine Irradiation of water by ultraviolet light Coagulation Cation exchanger Chlorine Irradiation of water by ultraviolet light Coagulation Cation exchanger ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Petrol vapor Hydrogen Acetylene Carbon monoxide Petrol vapor Hydrogen Acetylene Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Siderosis is a disease caused by the inhalation of __________ dust. Coal None of these Silica Iron Coal None of these Silica Iron ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Pneumoconiosis' is a disease caused by the inhalation of __________ dust. Iron ore Uranium ore Coal Lime Iron ore Uranium ore Coal Lime ANSWER DOWNLOAD EXAMIANS APP
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