Environmental Engineering in CE A masonry structure built below ground level, where biochemical reaction takes place due to anaerobic bacteria is called Skimming mill Cesspool Septic tank Lagoon Skimming mill Cesspool Septic tank Lagoon ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) of CO in air is __________ ppm. 50 5 2000 5000 50 5 2000 5000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The biological decomposition of organic substances in wastes controlled conditions is called Biological oxidation Incineration None of these Composting Biological oxidation Incineration None of these Composting ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Electrostatic force on Centrifugal force on Gravitational force on Diffusion of Electrostatic force on Centrifugal force on Gravitational force on Diffusion of ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hazardous/polluting chemical industries should have an 'exclusion zone' with a green belt and general public access prohibited around it, covering a radius of ____ metres. 400 100 1000 4000 400 100 1000 4000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Sedimentation Both B and C Filtration Digestion Sedimentation Both B and C Filtration Digestion ANSWER DOWNLOAD EXAMIANS APP
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