Environmental Engineering in CE A masonry structure built below ground level, where biochemical reaction takes place due to anaerobic bacteria is called Cesspool Skimming mill Lagoon Septic tank Cesspool Skimming mill Lagoon Septic tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 0.1 25 1 5 0.1 25 1 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ in water stream are deleterious to aquatic life. Suspended solids All of these Soluble and toxic organics Heavy metals and cynides Suspended solids All of these Soluble and toxic organics Heavy metals and cynides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Iron & manganese present in the polluted water is removed by Oxidation followed by settling & filtration Simple filtration Chlorination only Chemical coagulation Oxidation followed by settling & filtration Simple filtration Chlorination only Chemical coagulation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone is Impervious to ultra-violet rays Both B & C A primary pollutant A secondary pollutant Impervious to ultra-violet rays Both B & C A primary pollutant A secondary pollutant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of ozone (O₃) and phosgene (COCl₂) in air is __________ ppm. 25 100 1000 0.1 25 100 1000 0.1 ANSWER DOWNLOAD EXAMIANS APP
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