Environmental Engineering in CE __________ is the process of killing organism in water. Coagulation Sterilisation Disinfection Sedimentation Coagulation Sterilisation Disinfection Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ hardness is responsible for the temporary hardness in water. Choride Calcium Carbonate Sulphate Choride Calcium Carbonate Sulphate 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? Benzene hexachloride Alkalis Chlorine Alkyl benzene sulphonate (ABS) Benzene hexachloride Alkalis Chlorine Alkyl benzene sulphonate (ABS) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes Respiratory disease (e.g., asthma) Silicosis Reduced crop yield Cancer Respiratory disease (e.g., asthma) Silicosis Reduced crop yield Cancer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Digestion Both B and C Filtration Sedimentation Digestion Both B and C Filtration Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oil and grease present in an emulsified state in waste water discharged from industries can be removed by Settling out using chemical reagents Skimming off Chlorination Biological oxidation Settling out using chemical reagents Skimming off Chlorination Biological oxidation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS