Environmental Engineering in CE A shallow pond in which the sewage is retained and biologically treated is called Imhoff tank Oxidation Skimming tank Lagoon Imhoff tank Oxidation Skimming tank Lagoon ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a manmade source of air pollution? Bacterial action in soil and swamp areas Automobile exhaust All of these Forest fire Bacterial action in soil and swamp areas Automobile exhaust All of these Forest fire ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Industrial workers working in leather tanning & manufacturing units are prone to suffer from Silicosis Skin diseases (e.g. dermatities) Respirtory ailments (e.g. bronchitis) Blurred vision Silicosis Skin diseases (e.g. dermatities) Respirtory ailments (e.g. bronchitis) Blurred vision ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Acetylene Petrol vapor Carbon monoxide Hydrogen Acetylene Petrol vapor Carbon monoxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Trickling filter Detritus tank Grit chamber Skimming tank Trickling filter Detritus tank Grit chamber Skimming tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm. 100-200 100-1000 10-100 100-200 100-1000 10-100 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS