Environmental Engineering in CE Fresh domestic sewage is __________ in color. Red Black Dark brown Grey Red Black Dark brown Grey ANSWER DOWNLOAD EXAMIANS APP
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)? Activated carbon adsorption Chemical coagulation Lagooning Biological oxidation pond Activated carbon adsorption Chemical coagulation Lagooning Biological oxidation pond ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of mercury in potable (drinking) water is about __________ ppm. 0.001 5 0.1 1 0.001 5 0.1 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fluorosis is caused due to the presence of excessive amount of __________ in drinking water. Lead Arsenic Mercury Fluoride Lead Arsenic Mercury Fluoride ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? Deforestation None of these Forest fire Volcanic eruption Deforestation None of these Forest fire Volcanic eruption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Radioactive substances present in the polluted water stream can be removed by Biological oxygen treatment Adsorption in ion exchange materials Coagulation and filtration None of these Biological oxygen treatment Adsorption in ion exchange materials Coagulation and filtration None of these ANSWER DOWNLOAD EXAMIANS APP
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