Environmental Engineering in CE In water treatment plant, zeolite process is used to remove the __________ of water. Iron & zinc Alkalinity Hardness Acidity Iron & zinc Alkalinity Hardness Acidity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The average thickness of ozone layer in stratosphere is about __________ dobson unit (DU). 750 20 230 1500 750 20 230 1500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ is accomplished by aeration of water. Dissolved solids Suspended solids None of these Dissolved gases Dissolved solids Suspended solids None of these Dissolved gases ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fluorosis is caused due to the presence of excessive amount of __________ in drinking water. Lead Arsenic Fluoride Mercury Lead Arsenic Fluoride Mercury ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Detritus tank Skimming tank Grit chamber Trickling filter Detritus tank Skimming tank Grit chamber Trickling filter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Petrol vapor Acetylene Hydrogen Carbon monoxide Petrol vapor Acetylene Hydrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS