Environmental Engineering in CE The Killer gas which caused Bhopal gas tragedy in 1984 was Sulphur dioxide Methyl iso-cynate (MIC) Carbon monoxide Phosgene Sulphur dioxide Methyl iso-cynate (MIC) Carbon monoxide Phosgene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of lead compounds present in the automobile exhausts (using leaded petrol) causes All of these Nervous system disorder Blood poisoning Anaemia All of these Nervous system disorder Blood poisoning Anaemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. 75 95 35 105 75 95 35 105 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. None of these Separation Anaerobic decomposition Aerobic decomposition None of these Separation Anaerobic decomposition Aerobic decomposition ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Aerobic biological oxidation ponds used for the purification of polluted water Is not very effective for nonbiodegradable substances (e.g. ABS) containing effluents Destroys/removes pathogen from the sewage All of these Destroys/removes pathogen much more effectively if the sewage is chlorinated Is not very effective for nonbiodegradable substances (e.g. ABS) containing effluents Destroys/removes pathogen from the sewage All of these Destroys/removes pathogen much more effectively if the sewage is chlorinated ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hydrogen ion concentration in distilled water is 7 x 10⁷ 10⁷ 7 x 10⁻⁷ 10⁻⁷ 7 x 10⁷ 10⁷ 7 x 10⁻⁷ 10⁻⁷ ANSWER DOWNLOAD EXAMIANS APP
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