Question

Find the odd one out, give a reason :

Goitre, tooth decay, anemia, rickets.

Answer 1

Goitre:

• Deficiency of iodine leads to goitre.
• In the goitre thyroid gland is enlarged and metabolism is abnormal.
• The source of prevention of rickets is incorporating table salt and seafood into the diet.

Fluoride:

• Fluoride is a mineral that is found in toothpaste, and water.
• Fluoride in combination with saliva help in the healing of enamel.
• Enamel is the main mineral of the teeth and hence fluoride in combination with saliva helps in replenishing the minerals.

Anemia:

• Anemia is a condition in which blood doesn't have enough healthy red blood cells to carry adequate oxygen to the tissues.
• Iron deficiency can lead to anemia.
• Banana, cereals, eggs, and green vegetables are good sources of iron.

Rickets:

• Vitamin D deficiency causes rickets.
• It can result in weak bones and decaying teeth.
• The source of prevention of rickets is incorporating fish liver oil, eggs, and butter into the diet, sunlight is also a good source of vitamin D.

Final answer:

• Iodine, Iron, and fluorine are minerals and they cause mineral deficiency disease.
• Vitamin D causes rickets. It is a vitamin deficiency.
• So, here Rickets is odd one out.