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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Criteria for drinking water quality recommended by WHO includes -
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The correct answer is  Ans. is 'a' i.e., Colour < 15 TCU; 'b' i.e., pH 6.5-8.5; 'c' i.e., Chloride 200-600 mg/l