Presence of nitrates in water in excess of 50 ppm causes______________ – McqOptions

MCQOPTIONS

1.	Presence of nitrates in water in excess of 50 ppm causes________________?
A.	Methemoglobinemia
B.	Gastroenteritis
C.	Asphyxiation
D.	Tooth decay
Answer» B. Gastroenteritis

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