Acidity in water is caused due to_______________?

Related Mcqs:

The yield of a rapid gravity filter as compared to that of slow sand filter, is__________________?

A. 10 times B. 15 times C. 20 times D. 30 times E. 35 times...

The underground sources of water, is from______________?

Pick up the incorrect statement from the following? A. wells B. springs C. infiltration wells D. storage reservoirs E. none of these...

Average annual rainfall at any station is the average of annual rainfall over a period of________________?

A. 7 years B. 14 years C. 21 years D. 28 years E. 35 years...

Surge tanks are used_______________?

A. for storage water B. to increase the velocity in a pipeline C. as overflow valves D. to guard against water hammer...

As per IS : 1172-1963, water required per head per day for average domestic purposes, is_______________?

A. 50 litres B. 65 litres C. 85 litres D. 105 litres E. 135 litres...