Question: Aerobic bacterias
Options
A : flourish in the presence of free oxygen
B : consume organic matter as their food
C : oxidise organic matter in sewage
D : All the above.
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A reinforced concrete slab is 75 mm thick. The maximum....
Consider the following methods of preservation of timber : 1.....
Purlins are provided, in industrial buildings, over roof trusses to....
Ratio of bearing capacity of double Under Reamed (U.R.) pile....
The minimum recommended diameter of sewers, is
The rate of accumulation of sludge in septic tanks is....
If 2% solution of a sewage sample is incubated for....
If D is the diameter of upper circular portion, the....
If the diameter of sewer is 225 mm, the gradient....
The non-clog pump which permits solid matter to pass out....
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