Environmental Engineering in CE High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes Reduced crop yield Respiratory disease (e.g., asthma) Cancer Silicosis Reduced crop yield Respiratory disease (e.g., asthma) Cancer Silicosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric air's water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes Respiratory trouble All of these Poor visibility due to sky darkening Irritation in eyes Respiratory trouble All of these Poor visibility due to sky darkening Irritation in eyes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In sewage treatment, its sedimentation is speeded up by commonly adding Copper sulphate Lime Hydrochloric acid Sodium sulphate Copper sulphate Lime Hydrochloric acid Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foul odour and bad taste of water is removed by treating with Activated carbon Copper sulphate Bleaching powder Alum Activated carbon Copper sulphate Bleaching powder Alum ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Extremely Moderately Very extremely Highly Extremely Moderately Very extremely Highly ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Higher concentration of nitrogen dioxide in atmospheric air causes Asphyxiation Cancer Bronchitis Corrosion Asphyxiation Cancer Bronchitis Corrosion ANSWER DOWNLOAD EXAMIANS APP