Environmental Engineering in CE Presence of nitrates in water in excess of 50 ppm causes Mathenoglobenemia Tooth decay Asphyxiation Gastroentetitis Mathenoglobenemia Tooth decay Asphyxiation Gastroentetitis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of iron and manganese in water causes Temporary hardness Reduction in its dissolved oxygen content None of these Discoloration of bathroom fixtures Temporary hardness Reduction in its dissolved oxygen content None of these Discoloration of bathroom fixtures ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The principal gas evolved from sludge digestion tank is CO N₂ CO₂ CH₄ CO N₂ CO₂ CH₄ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The detrimental effect on organism and water quality with temperature rise of aquatic system is the reduction of __________ of water. Dissolved oxygen content Vapor pressure Biological oxygen demand All of these Dissolved oxygen content Vapor pressure Biological oxygen demand All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Bacterial aerobic oxidation of polluted water in biological oxidation ponds is done to purify it. Presence of bacteria helps in Coagulation and flocculation of colloids Nitrification or oxidation of ammonia derived from breakdown of nitrogeneous organic matter to the nitrite and eventually to the nitrate Oxidation of carbonaceous matter to CO₂ All of these Coagulation and flocculation of colloids Nitrification or oxidation of ammonia derived from breakdown of nitrogeneous organic matter to the nitrite and eventually to the nitrate Oxidation of carbonaceous matter to CO₂ All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Color test of water is done with an instrument called Tintometer Electro-chemical cell Turbidimeter Colorimeter Tintometer Electro-chemical cell Turbidimeter Colorimeter ANSWER DOWNLOAD EXAMIANS APP
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