Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Skimming tank Grit chamber Detritus tank Trickling filter Skimming tank Grit chamber Detritus tank Trickling filter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Caustic embrittlement Its dissolved oxygen content Foaming from boilers Its silica content Caustic embrittlement Its dissolved oxygen content Foaming from boilers Its silica content ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Micro-organisms Mosquitoes Files Algae Micro-organisms Mosquitoes Files Algae ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Nitrogen oxides (NOx) is not produced in the __________ industry. Nitrogenous fertiliser Any of these Nitric acid making Detergent Nitrogenous fertiliser Any of these Nitric acid making Detergent ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following plants does not emit appreciable amount of SO₂ in atmosphere? Sulphuric acid plant Petroleum refinery Thermal power plant Nitric acid plant Sulphuric acid plant Petroleum refinery Thermal power plant Nitric acid plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The earth's atmosphere is an envelope of gases present upto a height of about __________ kms. 1000 200 2000 10 1000 200 2000 10 ANSWER DOWNLOAD EXAMIANS APP
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