The 'blue baby syndrome' is caused due to pollution by:
Correct answer: D. Nitrates
- A. Chlorides
- B. Cyanides
- C. Fluorides
- D. Nitrates
Explanation
Excess nitrate in drinking water can be converted to nitrite, which interferes with haemoglobin's oxygen-carrying ability and causes methemoglobinemia, especially in infants. This produces the condition known as blue baby syndrome.
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