Environmental Engineering in CE Fresh domestic sewage is __________ in color. Grey Red Black Dark brown Grey Red Black Dark brown ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Phenolic water generated in coke ovens & by-product plant attached to an integrated steel plant containing phenol in concentration of less than 100 mg/litre can be removed by Chlorination None of these Chemical coagulation Treating in biological oxygen pond Chlorination None of these Chemical coagulation Treating in biological oxygen pond ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The concentration of water vapour in troposphere, which depends upon the altitude & temperature varies in the range of zero to __________ percent. 8 12 4 1 8 12 4 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not an air pollutant? Ozone Carcinogens Pesticides Metallic powders Ozone Carcinogens Pesticides Metallic powders ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Grit chamber Detritus tank Trickling filter Skimming tank Grit chamber Detritus tank Trickling filter Skimming tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hazardous/polluting chemical industries should have an 'exclusion zone' with a green belt and general public access prohibited around it, covering a radius of ____ metres. 100 400 4000 1000 100 400 4000 1000 ANSWER DOWNLOAD EXAMIANS APP
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