Environmental Engineering in CE The upper layer of atmosphere is called the Stratosphere Troposphere Ionosphere None of these Stratosphere Troposphere Ionosphere None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Siderosis is a disease caused by the inhalation of __________ dust. None of these Iron Coal Silica None of these Iron Coal Silica ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 1 0.1 0.01 4 1 0.1 0.01 4 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most efficient for removal of very finely divided suspended solids and colloidal matter from the polluted water stream? Chemical coagulation Circular clarifier Mechanical flocculation Sedimentation tank Chemical coagulation Circular clarifier Mechanical flocculation Sedimentation tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The pH value of potable water should be between 4 to 5 6.5 to 8 13 to 14 1 to 1.5 4 to 5 6.5 to 8 13 to 14 1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house effect is accentuated by Deforestation Increased transportation activity All of these Rapid industrialisation Deforestation Increased transportation activity All of these Rapid industrialisation ANSWER DOWNLOAD EXAMIANS APP
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