Environmental Engineering in CE Septic tank is a(i) Settling tank(ii) Digestion tank(iii) Aeration tank Only (i) (i) and (iii) Only (iii) (i) and (ii) Only (i) (i) and (iii) Only (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it. Coal ash Potassium cyanide Ortho-xylene None of these Coal ash Potassium cyanide Ortho-xylene None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate'? Dust & mists None of these Photochemical smog & soot Smoke & fumes Dust & mists None of these Photochemical smog & soot Smoke & fumes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE White smoke coming out of the chimney of a furnace indicates the use of Very high excess air Low excess air Gaseous fuel in the furnace Liquid fuel in the furnace Very high excess air Low excess air Gaseous fuel in the furnace Liquid fuel in the furnace ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ is removed from water by lime-soda process. Foul smell and taste Temporary hardness Permanent hardness Iron and manganese Foul smell and taste Temporary hardness Permanent hardness Iron and manganese ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hazardous/polluting chemical industries should have an 'exclusion zone' with a green belt and general public access prohibited around it, covering a radius of ____ metres. 4000 400 100 1000 4000 400 100 1000 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS