Environmental Engineering in CE Fluorosis is caused due to the presence of excessive amount of __________ in drinking water. Mercury Lead Arsenic Fluoride Mercury Lead Arsenic Fluoride ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A gas is termed as non-toxic, if its maximum permissible concentration (TLV) ranges from __________ ppm. 3000 to 6000 6000 to 9000 1000 to 2000 10000 to 100000 3000 to 6000 6000 to 9000 1000 to 2000 10000 to 100000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone level is generally found to be depleted in India in the month of February December July April February December July April ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Sedimentation Chlorination Skimming off Biological oxidation Sedimentation Chlorination Skimming off Biological oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Global warming may result in Decrease in food productivity All of these Cyclone Flood Decrease in food productivity All of these Cyclone Flood ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to remove Foul odour Color Bacteria Bad taste Foul odour Color Bacteria Bad taste ANSWER DOWNLOAD EXAMIANS APP
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