Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Automobiles exhaust Forest fire Industrial chimney exhaust Photochemical oxidation of organic matter Automobiles exhaust Forest fire Industrial chimney exhaust Photochemical oxidation of organic matter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants is not emitted during volcanic eruptions? CO Hydrocarbons H₂S SO₂ CO Hydrocarbons H₂S SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the bacteria in sewage are Saprophytic None of these Parasitic Anerobic Saprophytic None of these Parasitic Anerobic 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 Bronchitis Cancer Skin disorder Bone disease Bronchitis Cancer Skin disorder ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels. 60 90 20 120 60 90 20 120 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ plant emits large amount of SO₂ as an air pollutant. Nitric acid Iron & steel Chloralkali Sulphuric acid Nitric acid Iron & steel Chloralkali Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
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