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? Inorganic pollutants Radioactive substances None of these Natural organic products Inorganic pollutants Radioactive substances None of these Natural organic products ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most widely used coagulant for the treatment of turbid water? Sodium aluminate Lime Ferric chloride Alum (aluminium sulphate) Sodium aluminate Lime Ferric chloride Alum (aluminium sulphate) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Higher concentration of nitrogen dioxide in atmospheric air causes Bronchitis Asphyxiation Corrosion Cancer Bronchitis Asphyxiation Corrosion Cancer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of soluble organics in polluted water causes Fire hazards Depletion of oxygen Explosion hazards Undesirable plants growth Fire hazards Depletion of oxygen Explosion hazards Undesirable plants growth ANSWER DOWNLOAD EXAMIANS APP
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 Evaporation & chemical precipitation All of these Biological methods & adsorption in ion exchange materials Fixing into a solid mass with cement and sinking deep in the sea Evaporation & chemical precipitation All of these Biological methods & adsorption in ion exchange materials ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The main type of sludge gas evolved during sewage treatment in Imhoff tank is CO₂ H₂ CH₄ CO CO₂ H₂ CH₄ CO ANSWER DOWNLOAD EXAMIANS APP
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