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Match List I with List II:List IPollutantList IIDisease /sicknessA. Sulphate (>500 ppm)I. MethemoglobinemiaB. Nitrate (>50 ppm)II. Brown mottling of teethC. Lead (> 50 ppb)III. Laxative effectD. Fluoride (>2 ppm)IV. Kidney damageChoose the correct answer from the options given below:(A) A-IV, B –I, C-II, D-III(B) A-III, B –I, C-IV, D-II(C) A-II, B –IV, C-I, D-III(D) A-II, B –IV, C-III, D-I |
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Answer» Correct option is (B) A-III, B –I, C-IV, D-II A. Sulphate (>500 ppm) - Causes Laxative effect that leads to dehydration B. Nitrate (>50 ppm) - Causes Methemoglobinemia, skin appears blue C. Lead (> 50 ppb) – It damage kidney and RBC D. Fluoride (>2 ppm) – It Causes Brown mottling of teeth |
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