Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 1 5 0.1 25 1 5 0.1 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of silica dust by human being causes Shortness of breath Tuberculosis Both B & C Asphyxiation Shortness of breath Tuberculosis Both B & C Asphyxiation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate'? Smoke & fumes Photochemical smog & soot Dust & mists None of these Smoke & fumes Photochemical smog & soot Dust & mists None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate? SO₂ CO NOx CFC (chloro fluoro carbons) SO₂ CO NOx CFC (chloro fluoro carbons) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carbon monoxide is a pollutant, which causes Retardation in crop growth Asphyxiation (suffocation) leading to death Respiratory disease (e.g. asthma) Damage to building materials like marble Retardation in crop growth Asphyxiation (suffocation) leading to death Respiratory disease (e.g. asthma) Damage to building materials like marble ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of ozone (O₃) and phosgene (COCl₂) in air is __________ ppm. 25 100 0.1 1000 25 100 0.1 1000 ANSWER DOWNLOAD EXAMIANS APP