Environmental Engineering in CE If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is(i) Presumptive coli-form test(ii) Confirmed coli-form test(iii) Completed coli-form test Both (i) and (iii) Both (i) and (ii) Only (i) All (i), (ii) and (iii) Both (i) and (iii) Both (i) and (ii) Only (i) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Most of the bacteria in sewage are None of these Parasitic Anerobic Saprophytic None of these Parasitic Anerobic Saprophytic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? Volcanic eruption None of these Forest fire Deforestation Volcanic eruption None of these Forest fire Deforestation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? Volcanic eruptions and lightening discharges Biological decay of vegetable matter Photochemical oxidation of organic matter None of these Volcanic eruptions and lightening discharges Biological decay of vegetable matter Photochemical oxidation of organic matter None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a green house gas other than CO₂ ? Chlorofluro carbons (CFC) Nitrous oxide Methane All of these Chlorofluro carbons (CFC) Nitrous oxide Methane All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of soluble organics in polluted water causes Fire hazards Explosion hazards Depletion of oxygen Undesirable plants growth Fire hazards Explosion hazards Depletion of oxygen Undesirable plants growth ANSWER DOWNLOAD EXAMIANS APP
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