Question

This vitamin was first isolated by Warsung and Christian and is chemically known as Riboflavin. Which vitamin is this?
1. Vitamin B₂
2. Vitamin B₃
3. Vitamin A
4. Vitamin K

Answer 1

Correct Answer - Option 1 : Vitamin B₂

The correct answer is Vitamin B2

• Vitamin B₂ is chemically known as Riboflavin. 

• Vitamin-B2 (Riboflavin)
  • It was first isolated by Warsung and Christian from animal tissue.
  • These are destroyed on cooking and in strong sunlight It helps in protein and fat metabolism.
  • It is necessary for the normal growth of the body.
  • The main sources of vitamins are milk, eggs, liver, green leafy vegetables, pulses, cheese, etc.
  • Its deficiency causes inflammation of the tongue, cornea, cracks that appear at the corner of the mouth.

• Vitamin B₃ is called Niacin.
  • Its deficiency causes Pellagra.
  • It is found in meat, fish, eggs, mushrooms, seeds, nuts.
• Vitamin-A is called Retinol.
  • Its deficiency causes Night blindness.
  • It is found in  Orange, ripe, yellow fruits, leafy vegetables, carrots, pumpkin, fish, soymilk, milk.
• Vitamin-K is called Phylloquinone.
  • Its deficiency causes ​Bleeding diathesis.
  • It is found in Leafy green vegetables, egg yolks.