Environmental Engineering in CE Growth of __________ is promoted by the presence of manganese in water. Algae Micro-organisms Files Mosquitoes Algae Micro-organisms Files Mosquitoes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? None of these Deforestation Forest fire Volcanic eruption None of these Deforestation Forest fire Volcanic eruption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following radioactive wastes emits all α, β & γ rays and hence is the most hazardous of all radioactive emitters? I-131 Ra-226 Au-198 Sr-90 I-131 Ra-226 Au-198 Sr-90 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Higher concentration of nitrogen dioxide in atmospheric air causes Asphyxiation Cancer Corrosion Bronchitis Asphyxiation Cancer Corrosion Bronchitis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Infective bacteria in water is killed by the __________ process. None of these Aeration Sterilisation Disinfection None of these Aeration Sterilisation Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ results from the disinfection of water. Bacteria Odour Hardness Turbidity Bacteria Odour Hardness Turbidity ANSWER DOWNLOAD EXAMIANS APP
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