Environmental Engineering in CE Atmospheric pollution caused by the exhaust gas of supresonic transport air-crafts is mostly in the atmospheric region called Stratosphere Troposphere Mesosphere Thermosphere Stratosphere Troposphere Mesosphere Thermosphere 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'? None of these Photochemical smog & soot Smoke & fumes Dust & mists None of these Photochemical smog & soot Smoke & fumes Dust & mists ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Grit chamber Trickling filter Detritus tank Skimming tank Grit chamber Trickling filter Detritus tank Skimming tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE For existence of aquatic life in water, the dissolved oxygen content in it, should not be less than __________ ppm. 500 1000 10000 5 500 1000 10000 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Pneumoconiosis' is a disease caused by the inhalation of __________ dust. Uranium ore Coal Lime Iron ore Uranium ore Coal Lime Iron ore ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of aldrin in public water supply system is about __________ μg/litre. 17 1097 0.5 357 17 1097 0.5 357 ANSWER DOWNLOAD EXAMIANS APP