Q. Which of the following is true about blue baby syndrome?
Answer: It occurs due to excess nitrogen in water
Notes: Blue baby syndrome occurs when excess nitrogen in the water reacts with hemoglobin to form methaemoglobin and impairs oxygen transport. This is called blue baby syndrome.
See Also
Shaken baby syndrome - Symptoms and causesNitrate in Drinking Water - MN Dept. of HealthThe 'blue baby' syndrome is related to Excess of TDS (total dissolved solid)Excess of chlorideMethemoglobinExcess of dissolved oxygenA 'Blue Baby' Returns to The Johns Hopkins Hospital