Environmental Engineering in CE Exposure to small amount of __________ results in high blood pressure & heart disease in human beings. Asbestos Hydrogen sulphide Cadmium Mercury Asbestos Hydrogen sulphide Cadmium Mercury ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. Anaerobic decomposition Separation Aerobic decomposition None of these Anaerobic decomposition Separation Aerobic decomposition None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the best and the most effective method for the removal of organic contaminant present in the polluted water in very small quantity (say < 200 mg/litre)? Activated carbon adsorption Lagooning Chemical coagulation Biological oxidation pond Activated carbon adsorption Lagooning Chemical coagulation Biological oxidation pond ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO₂ in air is __________ ppm. 1000 5 2000 500 1000 5 2000 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smoke is produced due to Poor quality of fuel and improper mixing of fuel & combustion air All of these Poor design & overloading of furnace Insufficient supply of combustion air and insufficient time for combustion Poor quality of fuel and improper mixing of fuel & combustion air All of these Poor design & overloading of furnace Insufficient supply of combustion air and insufficient time for combustion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The earth's atmosphere is an envelope of gases present upto a height of about __________ kms. 1000 2000 200 10 1000 2000 200 10 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS