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Drinking Water – Punjab Environmental Quality Standards MCQs

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1. The permissible pH range for drinking water according to PEQS is:





2. Maximum allowable Turbidity in drinking water is:





3. According to PEQS, the maximum Nitrate (NO₃⁻) concentration in drinking water is:





4. The permissible Total Dissolved Solids (TDS) in drinking water should not exceed:





5. Maximum allowable Lead (Pb) in drinking water is:





6. Residual Chlorine in drinking water should be:





7. The permissible Arsenic (As) concentration in drinking water is:





8. Maximum Fluoride (F⁻) allowed in drinking water is:





9. Maximum permissible Coliform bacteria count in drinking water is:





10. According to PEQS, maximum water hardness (as CaCO₃) is:





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