Environmental Engineering in CE The upper layer of atmosphere is called the None of these Troposphere Ionosphere Stratosphere None of these Troposphere Ionosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of All of these Chlorine or its compounds Ultraviolet light for irradiation of water Ozone and iodine All of these Chlorine or its compounds Ultraviolet light for irradiation of water Ozone and iodine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a secondary air pollutant? Photochemical smog All of these Sulphur dioxide Ozone Photochemical smog All of these Sulphur dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances. Radioactive Inorganic None of these Organic Radioactive Inorganic None of these Organic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pick out the wrong statement pertaining to 'green house' for the plants. ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE BOD of raw municipal sewage may be in the range of about __________ mg/litre. 5-10 150-300 2000-3000 1-2 5-10 150-300 2000-3000 1-2 ANSWER DOWNLOAD EXAMIANS APP
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