Environmental Engineering in CE Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur? Troposphere None of these Thermosphere Stratosphere Troposphere None of these Thermosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Industrial workers working in leather tanning & manufacturing units are prone to suffer from Blurred vision Silicosis Respirtory ailments (e.g. bronchitis) Skin diseases (e.g. dermatities) Blurred vision Silicosis Respirtory ailments (e.g. bronchitis) Skin diseases (e.g. dermatities) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Particulates (< 1μm size) remaining suspended in air indefinitely and transported by wind currents are called Fumes Smoke Mists Aerosols Fumes Smoke Mists Aerosols ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The weakest sound that can be heard by a person in a quiet environment is equivalent to __________ decibel. 20 5 1 10 20 5 1 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The type of bacteria which is active in trickling filter during biological treatment of sewage is the __________ bacteria. Saphrophytic Anaerobic Aerobic Parasitic Saphrophytic Anaerobic Aerobic Parasitic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Infective bacteria in water is killed by the __________ process. Sterilisation Disinfection Aeration None of these Sterilisation Disinfection Aeration None of these ANSWER DOWNLOAD EXAMIANS APP
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