Environmental Engineering in CE __________ substances present in sewage are removed in grit chamber during sewage treatment. Organic Fatty Dissolved Inorganic Organic Fatty Dissolved Inorganic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Infective bacteria in water is killed by the __________ process. Sterilisation None of these Aeration Disinfection Sterilisation None of these Aeration Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth's atmosphere, which absorbs it. None of these Ozone Carbon dioxide Hydrogen None of these Ozone Carbon dioxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE BOD of raw municipal sewage may be in the range of about __________ mg/litre. 5-10 2000-3000 150-300 1-2 5-10 2000-3000 150-300 1-2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. None of these Anaerobic decomposition Separation Aerobic decomposition None of these Anaerobic decomposition Separation Aerobic decomposition ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ hardness is responsible for the temporary hardness in water. Sulphate Choride Carbonate Calcium Sulphate Choride Carbonate Calcium ANSWER DOWNLOAD EXAMIANS APP
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