Environmental Engineering in CE __________ is removed from water by lime-soda process. Temporary hardness Foul smell and taste Permanent hardness Iron and manganese Temporary hardness Foul smell and taste Permanent hardness Iron and manganese ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of ammonia, nitrogen dioxide and phenol vapor in air is __________ ppm. 5 2000 100 1000 5 2000 100 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of lead for public sewer/waste water is about __________ ppm. 25 150 1 650 25 150 1 650 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of lead compounds present in automobile exhaust (using leaded petrol) causes Nervous system disorder Blood poisoning All of these Anaemia Nervous system disorder Blood poisoning All of these Anaemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 5 0.1 1 25 5 0.1 1 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fluorosis is caused due to the presence of excessive amount of __________ in drinking water. Fluoride Lead Mercury Arsenic Fluoride Lead Mercury Arsenic ANSWER DOWNLOAD EXAMIANS APP