The main disadvantage of oxidation pond is that________________?

Related Mcqs:

Turbidity is measured on_______________?

A. standard silica scale B. standard cobalt scale C. standard platinum scale D. platinum cobalt scale...

Average rate of water consumption perhead per day as per Indian Standard is______________?

A. 100 litres B. 135 litres C. 165 litres D. 200 litres...

Sludge volume index is defined as the ratio of_______________?

A. percentage of sludge by volume to percentage of suspended solids by weight B. percentage of sludge by volume to percentage of total solids by weight C. percentage of suspended solids by weight to percentage of sludge by volume D. percentage of total solids by weight to percentage of sludge by volume...

As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is___________________?

A. smaller B. larger C. same D. none of the above...

If the coliform bacteria is present in a sample of water, then the coliform test to be conducted is_____________?

1) presumptive coliform test 2) confirmed coliform test 3) completed coliform test The correct answer is ? A. only (1) B. both (1) and (2) C. both (1) and (3) D. all (1), (2) and (3)...