Environmental Engineering in CE Ozone is A primary pollutant Impervious to ultra-violet rays A secondary pollutant Both B & C A primary pollutant Impervious to ultra-violet rays A secondary pollutant Both B & C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World's worst radioactive pollution was caused by nuclear reactor disaster which occured in Pensylvania (U.S.A.) Arizona (U.S.A.) Moscow (U.S.S.R.) Chernobyl (undivided U.S.S.R.) Pensylvania (U.S.A.) Arizona (U.S.A.) Moscow (U.S.S.R.) Chernobyl (undivided U.S.S.R.) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Dose of chlorine for disinfection of water is about __________ mg/litre of water. 1 0.3 0.01 0.1 1 0.3 0.01 0.1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur. 1000 500 3000 (i.e. 0.3%) 50 1000 500 3000 (i.e. 0.3%) 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carcinogenic air pollutants cause Cancer Bone decay Asphyxiation (suffocation) Anemia Cancer Bone decay Asphyxiation (suffocation) Anemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the Troposphere Ionosphere Stratosphere None of these Troposphere Ionosphere Stratosphere None of these ANSWER DOWNLOAD EXAMIANS APP
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