Environmental Engineering in CE Fresh domestic sewage is __________ in color. Black Grey Dark brown Red Black Grey Dark brown Red ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a secondary air pollutant? Sulphur dioxide All of these Photochemical smog Ozone Sulphur dioxide All of these Photochemical smog Ozone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to small amount of __________ results in high blood pressure & heart disease in human beings. Cadmium Hydrogen sulphide Mercury Asbestos Cadmium Hydrogen sulphide Mercury Asbestos ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of iron and manganese in water causes Reduction in its dissolved oxygen content None of these Temporary hardness Discoloration of bathroom fixtures Reduction in its dissolved oxygen content None of these Temporary hardness Discoloration of bathroom fixtures ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Infective bacteria in water is killed by the __________ process. Sterilisation Disinfection None of these Aeration Sterilisation Disinfection None of these Aeration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ content of the phosphate rock is the pollutant of primary interest in a phos-phatic fertiliser plant. Phosphorous Fluorine Sulphur Calcium Phosphorous Fluorine Sulphur Calcium ANSWER DOWNLOAD EXAMIANS APP