Environmental Engineering in CE As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is __________ μg/m³.(μg-microgram) 10 800 90 750 10 800 90 750 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. None of these Aerobic decomposition Anaerobic decomposition Separation None of these Aerobic decomposition Anaerobic decomposition Separation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the atmospheric air pollutants are present in large quantity in Stratosphere Thermosphere Trophosphere Mesosphere Stratosphere Thermosphere Trophosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ethanolamine is an absorbant used for the removal of __________ from air/gas. HF SO₂ Both B & C H₂S HF SO₂ Both B & C H₂S ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Highly Moderately Extremely Very extremely Highly Moderately Extremely Very extremely ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The term Biological Oxygen Demand (BOD) is used in relation to Potable water Cooling water Distilled water Industrial effluents Potable water Cooling water Distilled water Industrial effluents ANSWER DOWNLOAD EXAMIANS APP
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