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