Environmental Engineering in CE Polyvinyl chloride containers are not suitable for storing Woolen clothes Foodstuffs Metallic powder None of these Woolen clothes Foodstuffs Metallic powder None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? Volcanic eruptions and lightening discharges Biological decay of vegetable matter None of these Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges Biological decay of vegetable matter None of these Photochemical oxidation of organic matter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a secondary air pollutant? All of these Sulphur dioxide Photochemical smog Ozone All of these Sulphur dioxide Photochemical smog Ozone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water effluent generated in printing industry is decolourised by Adsorption Electrolytic decomposition Ion exchange technique Reverse osmosis Adsorption Electrolytic decomposition Ion exchange technique Reverse osmosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ bacteria in water causes disease like typhoid. Anaerobic Non-pathogenic Aerobic Pathogenic Anaerobic Non-pathogenic Aerobic Pathogenic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of nitrogen in high concentration in contaminated air reduces partial pressure of oxygen in lungs, thereby causing asphyxia (suffocation) leading to death from oxygen deficiency. Concentration of Nā in contaminated air at which it acts as a natural asphyxant is ā„ __________ percent. 84 80 92 88 84 80 92 88 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS