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 Ultraviolet light for irradiation of water Chlorine or its compounds All of these Ozone and iodine Ultraviolet light for irradiation of water Chlorine or its compounds All of these Ozone and iodine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The permissible color for domestic water supply is __________ ppm. 1000 100 20 1 1000 100 20 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart is used for the evaluation of __________ pollution. Air Water Radioactive Noise Air Water Radioactive Noise ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the Vegetation Forestation Green house effect Rain Vegetation Forestation Green house effect Rain ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The Killer gas which caused Bhopal gas tragedy in 1984 was Sulphur dioxide Phosgene Carbon monoxide Methyl iso-cynate (MIC) Sulphur dioxide Phosgene Carbon monoxide Methyl iso-cynate (MIC) ANSWER DOWNLOAD EXAMIANS APP