Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Mosquitoes Files Micro-organisms Algae Mosquitoes Files Micro-organisms Algae ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hydrogen ion concentration in distilled water is 7 x 10⁷ 10⁻⁷ 7 x 10⁻⁷ 10⁷ 7 x 10⁷ 10⁻⁷ 7 x 10⁻⁷ 10⁷ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of excess flourine in water causes Fluorosis Respiratory disease Tooth decay Dental cavity Fluorosis Respiratory disease Tooth decay Dental cavity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maximum? Acceleration Cruising Deaccelaration Idle running Acceleration Cruising Deaccelaration Idle running ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pick out the one which is not a chemical coagulant. Chloramine Hydrated lime Aluminium sulphate Ferrous sulphate Chloramine Hydrated lime Aluminium sulphate Ferrous sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Iron & manganese present as pollutant in water can not be removed by Lime soda process or manganese zeolite process Oxidation followed by settling & filtration Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling & filtration Ion exchange process Chlorination ANSWER DOWNLOAD EXAMIANS APP