Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Moderately Very extremely Highly Extremely Moderately Very extremely Highly Extremely ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The resistance of water to the passage of light through it is a measure of the Hardness Turbidity Color Dissolved gases Hardness Turbidity Color Dissolved gases 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 Septic tank Cesspool Lagoon Skimming mill Septic tank Cesspool Lagoon Skimming mill ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Limestone powder is injected during pulverised coal burning in boilers to __________ the flue gases. Reduce SO₂ content in Increase the dew point of Catalytically convert SO₂ to SO₃ in None of these Reduce SO₂ content in Increase the dew point of Catalytically convert SO₂ to SO₃ in None of these 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 Gastritis & diarrhea Nervous depression All of these Paralysis of muscles & loss of appetite Gastritis & diarrhea Nervous depression All of these Paralysis of muscles & loss of appetite ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the Green house effect Vegetation Rain Forestation Green house effect Vegetation Rain Forestation ANSWER DOWNLOAD EXAMIANS APP
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