Environmental Engineering in CE What are the methods of treatment & disposal of radioactive wastes? Fixing into a solid mass with cement and sinking deep in the sea Biological methods & adsorption in ion exchange materials Evaporation & chemical precipitation All of these Fixing into a solid mass with cement and sinking deep in the sea Biological methods & adsorption in ion exchange materials Evaporation & chemical precipitation All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house gases blanket/block the infrared radiation from earth's surface to the atmosphere leading to its progressive warming up. Which of the following gases does not exhibit green house effect? N₂ CO₂ SO₃ H₂ N₂ CO₂ SO₃ H₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy and meat packing industries? Radioactive substances None of these Inorganic pollutants Natural organic products Radioactive substances None of these Inorganic pollutants Natural organic products ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to chemicals having carcinogenic properties cause Dermatitis (skin disorder) Asphyxiation (suffocation) Cancer Asthma Dermatitis (skin disorder) Asphyxiation (suffocation) Cancer Asthma ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 0.001 5 0.1 10 0.001 5 0.1 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Iron & manganese present as pollutant in water can not be removed by Oxidation followed by settling & filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination Oxidation followed by settling & filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination ANSWER DOWNLOAD EXAMIANS APP