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 Cancer Bone disease Bronchitis Skin disorder Cancer Bone disease Bronchitis Skin disorder ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Iron & manganese present in the polluted water is removed by Chemical coagulation Simple filtration Chlorination only Oxidation followed by settling & filtration Chemical coagulation Simple filtration Chlorination only Oxidation followed by settling & filtration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the atmospheric air pollutants are present in large quantity in Thermosphere Stratosphere Mesosphere Trophosphere Thermosphere Stratosphere Mesosphere Trophosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of dissolved impurities of __________ is responsible for the red brownish color of water. Iron & manganese Carbonates Bi-carbonates Arsenic Iron & manganese Carbonates Bi-carbonates Arsenic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ hardness is responsible for the temporary hardness in water. Calcium Carbonate Sulphate Choride Calcium Carbonate Sulphate Choride ANSWER DOWNLOAD EXAMIANS APP