In the purification of portable water the coagulant used is_________________?

Related Mcqs:

Which one of the following makes the bulk of hydrospheres content ?

A. oceans B. glaciers & icecaps C. fresh water lakes and ponds D. All have equal distribution...

The percentage of suspended solid waste in raw water is removed by coagulation is__________________?

A. 60 B. 70 C. 80 D. 90...

Which of the following gases is the main cause of acid rain ?

A. CO B. NO2 C. both a & b D. none of the above...

A single chlorine free radical can destroy how many ozone molecules ?

A. 10 B. 100 C. 10000 D. 100000...

Chlorination of water may be harmful if the water contains_________________?

A. Ammonia B. Dissolved oxygen C. Carbon dixide D. All...