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Which of the following diseases is caused by deficiency of Vitamin A?


1. Rickets
2. Scurvy 
3. Night Blindness
4. Pellagra

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Correct Answer - Option 3 : Night Blindness

The correct answer is Night Blindness.

  • The disease caused by deficiency of Vitamin A is Night Blindness.
  • Xerophthalmia is the clinical spectrum of ocular manifestations of vitamin A deficiency.
  • Deficiency of Vitamin A can also lead to some skin disease and growth retardation in children.
  • Fish Oil, Carrot, Spinach, Broccoli are some rich sources of Vitamin A.

About Vitamins and their sources:

Vitamin Chemical name Source
Vitamin B2 Riboflavin Dairy products, bananas.
Vitamin B12 Cyanocobalamin Meat, poultry, fish, eggs, milk
Vitamin C Ascorbic acid Fruits and vegetables, liver
Vitamin D Cholecalciferol  Sunlight, egg.
Vitamin K Phylloquinone Leafy green vegetables

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