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The deficiency of which of the following leads to dental caries ?

  • Iron
  • Fluorine
  • Copper
  • Zinc

Answer: Option B

Similar Questions :

1. Quinine is extracted from the bark of :

  • Neem
  • Cedar
  • Eucalyptus
  • Cinchona

Answer: Option D

2. What is pH value of human blood ?

  • 7
  • 7.2
  • 7.4
  • 7.8

Answer: Option C

3. Non-clotting of blood is caused by deficiency of ?

  • Vitamin A
  • Vitamin C
  • Vitamin E
  • Vitamin K

Answer: Option D

4. Which of the following is a skin disease ?

  • Rickets
  • Osteomalacia
  • Anaemia
  • Pellagra

Answer: Option D

5. Pyorrhoea is a disease of the

  • nose
  • gums
  • heart
  • lungs

Answer: Option B

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