Environmental Engineering in CE The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the Both B and C Green house effect Global warming Catalytic conversion Both B and C Green house effect Global warming Catalytic conversion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following plants does not emit appreciable amount of SO₂ in atmosphere? Sulphuric acid plant Petroleum refinery Nitric acid plant Thermal power plant Sulphuric acid plant Petroleum refinery Nitric acid plant Thermal power plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE COD of raw municipal sewage may be in the range of about __________ mg/litre. 5-10 90-120 1500-2500 1-2 5-10 90-120 1500-2500 1-2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes Foaming Odour nuisances Turbidity Undesirable plant growth Foaming Odour nuisances Turbidity Undesirable plant growth 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)? Chemical coagulation Activated carbon adsorption Biological oxidation pond Lagooning Chemical coagulation Activated carbon adsorption Biological oxidation pond Lagooning ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Forest fire Industrial chimney exhaust Automobiles exhaust Photochemical oxidation of organic matter Forest fire Industrial chimney exhaust Automobiles exhaust Photochemical oxidation of organic matter ANSWER DOWNLOAD EXAMIANS APP
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