Environmental Engineering in CE Exposure to small amount of __________ results in high blood pressure & heart disease in human beings. Cadmium Asbestos Mercury Hydrogen sulphide Cadmium Asbestos Mercury Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Chlorination Biological oxidation Sedimentation Skimming off Chlorination Biological oxidation Sedimentation Skimming off ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to remove Foul odour Bacteria Color Bad taste Foul odour Bacteria Color Bad taste ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels. 150 90 120 180 150 90 120 180 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate'? Dust & mists Smoke & fumes Photochemical smog & soot None of these Dust & mists Smoke & fumes Photochemical smog & soot None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of NO₂ & NO exposure for the human being is 5 & 25 ppm respectively. Prolonged exposure of human being to NO₂ causes Bone disease Cancer Bronchitis Skin disorder Bone disease Cancer Bronchitis Skin disorder ANSWER DOWNLOAD EXAMIANS APP
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