Environmental Engineering in CE Which of the following is not a source of ozone emission in the atmosphere? High voltage electrical equipments Refrigerators Dermatological photo-therapy equipments Xerox machines High voltage electrical equipments Refrigerators Dermatological photo-therapy equipments Xerox machines ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carbon monoxide is a pollutant, which causes Respiratory disease (e.g. asthma) Asphyxiation (suffocation) leading to death Retardation in crop growth Damage to building materials like marble Respiratory disease (e.g. asthma) Asphyxiation (suffocation) leading to death Retardation in crop growth Damage to building materials like marble ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 5 0.001 0.1 10 5 0.001 0.1 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants, if present in atmosphere is detectable by its odour? CO₂ CO NO₂ SO₂ CO₂ CO NO₂ SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polluted water having low BOD are most economically treated in Sedimentation tanks Oxidation ponds Sludge digester Clarifier Sedimentation tanks Oxidation ponds Sludge digester Clarifier ANSWER DOWNLOAD EXAMIANS APP