Environmental Engineering in CE Presence of __________ in water stream are deleterious to aquatic life. Soluble and toxic organics All of these Suspended solids Heavy metals and cynides Soluble and toxic organics All of these Suspended solids Heavy metals and cynides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment plant, zeolite process is used to remove the __________ of water. Iron & zinc Hardness Acidity Alkalinity Iron & zinc Hardness Acidity Alkalinity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polluted water having low BOD are most economically treated in Clarifier Sludge digester Sedimentation tanks Oxidation ponds Clarifier Sludge digester Sedimentation tanks Oxidation ponds ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? Volcanic eruptions and lightening discharges None of these Biological decay of vegetable matter Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges None of these Biological decay of vegetable matter Photochemical oxidation of organic matter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carbonaceous particles having size less than 1 μm are called Grit Smoke Aggregates Aerosols Grit Smoke Aggregates Aerosols ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house effect is accentuated by Deforestation Rapid industrialisation All of these Increased transportation activity Deforestation Rapid industrialisation All of these Increased transportation activity ANSWER DOWNLOAD EXAMIANS APP
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