Environmental Engineering in CE Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage? Hydrogen fluoride & nitrogen oxides Smog & ozone Sulphur dioxide & spray of weed killers Carbon monoxide Hydrogen fluoride & nitrogen oxides Smog & ozone Sulphur dioxide & spray of weed killers Carbon monoxide 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 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 Workers working in __________ industry are most prone to white lung cancer. Coal mining Asbestos Limestone mining Textile Coal mining Asbestos Limestone mining Textile ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of lead compounds present in automobile exhaust (using leaded petrol) causes Blood poisoning Nervous system disorder Anaemia All of these Blood poisoning Nervous system disorder Anaemia All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The average thickness of ozone layer in stratosphere is about __________ dobson unit (DU). 230 20 750 1500 230 20 750 1500 ANSWER DOWNLOAD EXAMIANS APP
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