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(a) Why are people living in West Bengal...

(a) Why are people living in West Bengal prone to black foot disease?
(b) What is blue-baby syndrome ? Explain.

Text Solution

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In many agricultural areas, tube well water is contaminated with nitrate `(NO_(3)^(-))` ions. Excessive nitrates are especially dangerous to infants. In the infants's digestive system, nitrates ion is reduced to nitrate ion. This results in methemoglobinenia or blue baby syndrome. The baby turns blue and can die after drinking the water if not treated.
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