Environmental Engineering in CE The term Biological Oxygen Demand (BOD) is used in relation to Cooling water Distilled water Industrial effluents Potable water Cooling water Distilled water Industrial effluents Potable water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Biological oxidation Skimming off Sedimentation Chlorination Biological oxidation Skimming off Sedimentation Chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Color test of water is done with an instrument called Tintometer Colorimeter Electro-chemical cell Turbidimeter Tintometer Colorimeter Electro-chemical cell Turbidimeter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes Nervous depression Gastritis & diarrhea Paralysis of muscles & loss of appetite All of these Nervous depression Gastritis & diarrhea Paralysis of muscles & loss of appetite All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The per capital consumption of a locality is affected by(i) Climatic conditions(ii) Quality of water(iii) Distribution pressure Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Replenishment of dissolved oxygen in water stream polluted with industrial waste occurs by Photosynthetic action of algae Natural aeration of water stream Neither A nor B Both A & B Photosynthetic action of algae Natural aeration of water stream Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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