Environmental Engineering in CE Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of All of these Ultraviolet light for irradiation of water Ozone and iodine Chlorine or its compounds All of these Ultraviolet light for irradiation of water Ozone and iodine Chlorine or its compounds ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of December September June July December September June July ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. Anaerobic decomposition Aerobic decomposition None of these Separation Anaerobic decomposition Aerobic decomposition None of these Separation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The resistance of water to the passage of light through it is a measure of the Turbidity Hardness Dissolved gases Color Turbidity Hardness Dissolved gases Color ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inorganic impurities causing water pollution is Protein Salts of metals Fats Carbohydrates Protein Salts of metals Fats Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is maximum (about 500 ppm). Carbon disulphide Acetaldehyde Carbon dioxide Toluene Carbon disulphide Acetaldehyde Carbon dioxide Toluene ANSWER DOWNLOAD EXAMIANS APP
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