The alum, when added as a coagulant in water_______________?

Related Mcqs:

The polluted water is one which_______________?

A. contains pathogenic bacteria B. consists of undesirable substances rendering it unfit for drinking and domestic use C. is safe and suitable for drinking and domestic use D. is contaminated...

The suitable layout of distribution system for a city with roads of rectangular pattern is______________?

A. grid iron system B. dead end system C. ring system D. radial system...

The gas from sludge digestion tank is mainly composed of __________________?

A. nitrogen B. carbon dioxide C. hydrogen sulphide D. methane...

The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is____________________?

A. reflux valve B. sluice valve C. air relief valve D. pressure relief valve...

Which of the following is not a water borne disease ?

A. dysentery B. cholera C. typhoid D. maleria...