Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Chlorination Sedimentation Skimming off Biological oxidation Chlorination Sedimentation Skimming off Biological oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Dissolved oxygen content in river water is around __________ ppm. 500 100 250 5 500 100 250 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of June December September July June December September July ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Radioactive substances present in the polluted water stream can be removed by Biological oxygen treatment None of these Adsorption in ion exchange materials Coagulation and filtration Biological oxygen treatment None of these Adsorption in ion exchange materials Coagulation and filtration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following processes is involved in the biochemical treatment of sewage effluents? Dehydration Fermentation Oxidation Reduction Dehydration Fermentation Oxidation Reduction ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of a certain minimum quantity of flourine is desirable in potable water to prevent Dental cavities Corrosion Water-borne disease Scale formation Dental cavities Corrosion Water-borne disease Scale formation ANSWER DOWNLOAD EXAMIANS APP
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