Environmental Engineering in CE If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur. 1000 3000 (i.e. 0.3%) 500 50 1000 3000 (i.e. 0.3%) 500 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 5 0.001 10 0.1 5 0.001 10 0.1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of nitrogen and phosphorous in waste water discharged into lakes and ponds causes Undesirable plant growth Odour nuisances Turbidity Foaming Undesirable plant growth Odour nuisances Turbidity Foaming ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tanks are used for the __________ of the deposited solids. Separation Anaerobic decomposition None of these Aerobic decomposition Separation Anaerobic decomposition None of these Aerobic decomposition 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 Noise level during normal conversation among men is about __________ decibles. 45 90 115 10 45 90 115 10 ANSWER DOWNLOAD EXAMIANS APP