Environmental Engineering in CE Septic tank is a(i) Settling tank(ii) Digestion tank(iii) Aeration tank Only (i) (i) and (iii) Only (iii) (i) and (ii) Only (i) (i) and (iii) Only (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 90 105 60 120 90 105 60 120 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Higher concentration of nitrogen dioxide in atmospheric air causes Asphyxiation Corrosion Cancer Bronchitis Asphyxiation Corrosion Cancer Bronchitis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foul odour and bad taste of water is removed by treating with Bleaching powder Activated carbon Copper sulphate Alum Bleaching powder Activated carbon Copper sulphate Alum ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fresh domestic sewage is __________ in color. Grey Dark brown Red Black Grey Dark brown Red Black ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Workers working in __________ industry are most prone to white lung cancer. Textile Coal mining Limestone mining Asbestos Textile Coal mining Limestone mining Asbestos ANSWER DOWNLOAD EXAMIANS APP
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