Environmental Engineering in CE TLV of aldrin in public water supply system is about __________ μg/litre. 1097 0.5 17 357 1097 0.5 17 357 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sulphur dioxide present in the industrial chimney exhaust gases causes Respiratory & lung disease Reduction in plant's productivity owing to acid rain Corrosion of building materials All of these Respiratory & lung disease Reduction in plant's productivity owing to acid rain Corrosion of building materials All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Acute danger to human life (i.e. death) exists, if the concentration of CO₂ in atmospheric air exceeds __________ percent (by volume). 3 7 1 20 3 7 1 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The average thickness of ozone layer in stratosphere is about __________ dobson unit (DU). 20 750 230 1500 20 750 230 1500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Turbidity of water is an indication of the presence of Suspended inorganic matter Dissolved gases Dissolved solids Floating solids Suspended inorganic matter Dissolved gases Dissolved solids Floating solids ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is an adsorbant for removal of nitrogen oxides from gas/air? Pulverised limestone Active carbon Silica gel Bog iron (iron oxide) Pulverised limestone Active carbon Silica gel Bog iron (iron oxide) ANSWER DOWNLOAD EXAMIANS APP
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