Environmental Engineering in CE TLV of aldrin in public water supply system is about __________ μg/litre. 357 17 0.5 1097 357 17 0.5 1097 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the atmospheric air pollutants are present in large quantity in Thermosphere Stratosphere Mesosphere Trophosphere Thermosphere Stratosphere Mesosphere Trophosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? Forest fire Deforestation None of these Volcanic eruption Forest fire Deforestation None of these Volcanic eruption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A shallow pond in which the sewage is retained and biologically treated is called Lagoon Oxidation Skimming tank Imhoff tank Lagoon Oxidation Skimming tank Imhoff tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from petroleum refineries is CO₂, NO & SO₃ CO, SO₂ & H₂S SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ CO₂, NO & SO₃ CO, SO₂ & H₂S SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most lethal water pollutant? Suspended solids Chlorine Phenol and cynide Alkalis Suspended solids Chlorine Phenol and cynide Alkalis ANSWER DOWNLOAD EXAMIANS APP
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