Environmental Engineering in CE Which of the following industries discharge mercury as a pollutant? Tanneries Beverage plant Chloro-alkali industry Phosphoric acid plant Tanneries Beverage plant Chloro-alkali industry Phosphoric acid plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most efficient for removal of very finely divided suspended solids and colloidal matter from the polluted water stream? Mechanical flocculation Chemical coagulation Circular clarifier Sedimentation tank Mechanical flocculation Chemical coagulation Circular clarifier Sedimentation tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Sedimentation Filtration Both B and C Digestion Sedimentation Filtration Both B and C Digestion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level in a quiet private business office is about __________ decibels. 85 70 25 50 85 70 25 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The function of skimming tank in sewage treatment is to remove __________ substances. Suspended solid Gritty & inorganic Oil & fatty Dissolved solid Suspended solid Gritty & inorganic Oil & fatty Dissolved solid ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A masonry structure built below ground level, where biochemical reaction takes place due to anaerobic bacteria is called Lagoon Septic tank Cesspool Skimming mill Lagoon Septic tank Cesspool Skimming mill ANSWER DOWNLOAD EXAMIANS APP
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