Environmental Engineering in CE Which is the most widely used coagulant for the treatment of turbid water? Alum (aluminium sulphate) Ferric chloride Lime Sodium aluminate Alum (aluminium sulphate) Ferric chloride Lime Sodium aluminate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a manmade source of air pollution? Bacterial action in soil and swamp areas Automobile exhaust Forest fire All of these Bacterial action in soil and swamp areas Automobile exhaust Forest fire All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Radioactive substances present in the polluted water stream can be removed by Coagulation and filtration Biological oxygen treatment Adsorption in ion exchange materials None of these Coagulation and filtration Biological oxygen treatment Adsorption in ion exchange materials None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant? Chlorine Alkyl benzene sulphonate (ABS) Alkalis Benzene hexachloride Chlorine Alkyl benzene sulphonate (ABS) Alkalis Benzene hexachloride ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The Killer gas which caused Bhopal gas tragedy in 1984 was Phosgene Methyl iso-cynate (MIC) Carbon monoxide Sulphur dioxide Phosgene Methyl iso-cynate (MIC) Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Workers working in __________ industry are most prone to white lung cancer. Coal mining Textile Asbestos Limestone mining Coal mining Textile Asbestos Limestone mining ANSWER DOWNLOAD EXAMIANS APP
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