Higher Study | Environmental Engineering

Which one of the following pairs is incorrectly matched?
Which out of the following does not help in disinfecting water?
The major pollutant that may cause damage to prestigious monument Taj Mahal is
The source of lead in urban atmosphere is
The function of sluice valve provided in pipe line is
The undesirable taste and odours caused by dissolved gases may be removed by
The water distribution networks are normally designed for a period of
In water treatment, the manual screens are kept inclined at an angle of 
The average water consumption for government offices ranges from
The presence of ozone is considered to be boon for humanity in
The colour in water is determined using instrument called
A water borne disease may be controlled by
The greenhouse gases as per their increasing order of effectiveness are
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