Chemical Process
Pick out the true statement pertaining to water treatment.

Activated carbon can be used for taste & odour control without subsequent filtration
Application of activated carbon reduces the temporary hardness of water
Slow sand filters can remove colour completely
Normally, the turbidity is removed by adding a coagulent prior to sedimentation

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Chemical Process
Pasteurisation of milk means

Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics
Inhibiting the growth of micro-organisms without killing them
Removal of fatty and albuminous substance from it
None of these

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