Environmental Engineering in CE Fluorosis (a bone disease) is caused by the presence of high concentration of __________ in atmospheric air. Hydrocarbons Nitrogen dioxide Hydrogen flouride Hydrogen sulphides Hydrocarbons Nitrogen dioxide Hydrogen flouride Hydrogen sulphides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pick out the wrong statement pertaining to 'green house' for the plants. ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible turbidity in potable water is __________ ppm. 1000 1 10 250 1000 1 10 250 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE For existence of aquatic life in water, the dissolved oxygen content in it, should not be less than __________ ppm. 10000 1000 5 500 10000 1000 5 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from iron & steel industry is SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ H₂S, NO & SO₃ CO, CO₂ & SO₂ SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ H₂S, NO & SO₃ CO, CO₂ & SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Acute danger to human life (i.e. death) exists, if the concentration of CO₂ in atmospheric air exceeds __________ percent (by volume). 7 1 3 20 7 1 3 20 ANSWER DOWNLOAD EXAMIANS APP
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