Question

Fluoride pollution mainly affects
1. brain
2. teeth
3. heart
4. kidney

Answer 1

Correct Answer - Option 2 : teeth

The correct answer is teeth.

Concept:

Atmospheric Pollution: Pollution occurs due to the presence of undesirable solid or gaseous particles in the air.

• The following are the major gaseous and particulate pollutants
  1. Gaseous air pollutants: These are oxides of sulfur, nitrogen and carbon, hydrogen sulfide, hydrocarbons, ozone, and other oxidants.
  2. Particulate pollutants: These are dust, mist, fumes, smoke, smog, etc.

Explanation:

About Fluorine:

• Ingestion of excess fluoride, most commonly in drinking water, can cause Fluorosis which affects the Bones and Teeth.
• Fluorine is a chemical element, denoted by the symbol (F) and atomic number (9).
• It is the lightest Halogen element and exists as a Highly Toxic Pale Yellow Diatomic Gas. In 1529, Georgius Agricola discovered this element.