Civil Engineering - GATE Exam Questions - Discussion

5. 

Presence of ifluoride in water greater than permissible level of 1.5 mg/l causes

[A]. cardiovascular disease
[B]. methemoglobinemia
[C]. hepatitis
[D]. dental fluorosis

Answer: Option D

Explanation:

No answer description available for this question.

Ankush said: (Dec 2, 2014)  
More than 1mg/l causes mottling of teeth.

More than 2mg/l causes skeletal fluorosis.

Kavishankar said: (Apr 2, 2015)  
Less than 1mg/l causes dental problems.

More than 1.5mg/l causes skeletal problems.

Avay Kumar Patra said: (Dec 20, 2018)  
Thanks for giving the solution of this question.

Gaurav Lohani said: (Jan 21, 2020)  
Less than 1mg/l causes dental problems.

More than 1.5mg/l causes skeletal problems.

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