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Which disease causes discolouring of dental enamel and black and brown stains on the teeth? - Geography

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Question

Which disease causes discolouring of dental enamel and black and brown stains on the teeth?

Options

  • Itai-itai

  • Minamata

  • Encephalitis

  • Fluorosis

MCQ
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Solution

Fluorosis

Explanation:

Fluorosis is caused by excessive intake of fluoride, often from contaminated drinking water or overuse of fluoride-containing dental products. It leads to the staining and damage of teeth, resulting in yellow or brown discoloration and weakened enamel.

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Chapter 18: Effects of Pollution - EXERCISES [Page 165]

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Morning Star Total Geography [English] Class 9 ICSE
Chapter 18 Effects of Pollution
EXERCISES | Q I. 8. | Page 165
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