Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Asthma Cancer Flourosis (bone disease) Silicosis Asthma Cancer Flourosis (bone disease) Silicosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hardy cross method of analysis of distribution system(i) Involves successive trials(ii) Takes economic aspects into account(iii) Is time consuming (i) and (ii) (i) and (iii) All are correct Only (i) (i) and (ii) (i) and (iii) All are correct Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The ratio of oxygen available to the oxygen required for stabilisation of sewage is called the Oxygen ion concentration Relative stability Bacterial stability factor Biological oxygen demand (BOD) Oxygen ion concentration Relative stability Bacterial stability factor Biological oxygen demand (BOD) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage? Carbon monoxide Smog & ozone Hydrogen fluoride & nitrogen oxides Sulphur dioxide & spray of weed killers Carbon monoxide Smog & ozone Hydrogen fluoride & nitrogen oxides Sulphur dioxide & spray of weed killers ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? None of these Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges Biological decay of vegetable matter None of these Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges Biological decay of vegetable matter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lung cancer & DNA breakage are the major ill effects of excessive ozone exposure to human beings. Ozone layer depletion in the atmosphere is mainly caused by the presence of CO₂ SO₂ Hydrocarbons CFC (chloro fluoro carbon) CO₂ SO₂ Hydrocarbons CFC (chloro fluoro carbon) ANSWER DOWNLOAD EXAMIANS APP
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