Environmental Engineering in CE Which of the following is a manmade source of air pollution? Forest fire Bacterial action in soil and swamp areas All of these Automobile exhaust Forest fire Bacterial action in soil and swamp areas All of these Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a secondary air pollutant? Photochemical smog Sulphur dioxide Ozone All of these Photochemical smog Sulphur dioxide Ozone All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. None of these Aerobic decomposition Separation Anaerobic decomposition None of these Aerobic decomposition Separation Anaerobic decomposition ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 10 0.001 0.1 5 10 0.001 0.1 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polyvinyl chloride containers are not suitable for storing None of these Woolen clothes Foodstuffs Metallic powder None of these Woolen clothes Foodstuffs Metallic powder ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm. 50 500 5 1 50 500 5 1 ANSWER DOWNLOAD EXAMIANS APP
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