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NDA2011General AbilityGeneral ScienceActual

Which one among the following methods is not effective in removing arsenic from contaminated ground water?

Options

  1. ABoiling
  2. BReverse osmosis
  3. CIon exchange
  4. DCoagulation-adsorption

Correct answer

A. Boiling

Step-by-step solution

The correct answer is option (A).

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