Environmental Engineering in CE From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm. 5 50 1 500 5 50 1 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ is accomplished by aeration of water. Dissolved solids Dissolved gases Suspended solids None of these Dissolved solids Dissolved gases Suspended solids None of these 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 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 Respiratory trouble ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carcinogenic air pollutants cause Asphyxiation (suffocation) Cancer Anemia Bone decay Asphyxiation (suffocation) Cancer Anemia Bone decay ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Silicosis Cancer Asthma Flourosis (bone disease) Silicosis Cancer Asthma Flourosis (bone disease) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur? None of these Stratosphere Thermosphere Troposphere None of these Stratosphere Thermosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
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