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प्रश्न
How are vitamins classified? Name the vitamin responsible for the coagulation of blood.
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उत्तर
On the basis of their solubility in water or fat, vitamins are classified into two groups.
(i) Fat-soluble vitamins: Vitamins that are soluble in fat and oils, but not in water, belong to this group. For example: Vitamins A, D, E, and K
(ii) Water-soluble vitamins: Vitamins that are soluble in water belong to this group. For example: B group vitamins (B1, B2, B6, B12, etc.) and vitamin C
However, biotin or vitamin H is neither soluble in water nor in fat.
Vitamin K is responsible for the coagulation of blood.
संबंधित प्रश्न
Which of the following vitamins is water soluble?
- A
- D
- E
- B
Vitamin ‘C’ belongs to the class of—
(a) Vitamins of aliphatic series
(b) Vitamins of aromatic series
(c) Vitamins of alicyclic series
(d) Vitamins of heterocyclic series
Why vitamin C cannot be stored in our body?
Why are vitamin A and vitamin C essential to us? Give their important sources.
What are the sources of Vitamin C and Vitamin K?
Deficiency of which vitamin causes scurvy?
Define the following term:
Vitamins
The vitamins absorbed from intestine along with fats are ____________.
Which of the following B group vitamins can be stored in our body?
Match the vitamins given in Column I with the deficiency disease they cause given in Column II.
| Column I (Vitamins) | Column II (Diseases) |
| (i) Vitamin A | (a) Pernicious anaemia |
| (ii) Vitamin B1 | (b) Increased blood clotting time |
| (iii) Vitamin B12 | (c) Xerophthalmia |
| (iv) Vitamin C | (d) Rickets |
| (v) Vitamin D | (e) Muscular weakness |
| (vi) Vitamin E | (f) Night blindness |
| (vii) Vitamin K | (g) Beri Beri |
| (h) Bleeding gums | |
| (i) Osteomalacia |
Assertion: Vitamin D can be stored in our body.
Reason: Vitamin D is fat-soluble vitamin.
Niacin is vitamin
The RBC deficiency is a deficiency disease of ______.
Thiamine and pyridoxine are also known respectively as ______.
Give a reason for the following observations:
Water soluble vitamins must be taken regularly in the diet.
Assertion (A): Vitamin C cannot be stored in our body.
Reason (R): Vitamin C is fat soluble and is excreted from the body in urine.
The vitamins which can be stored in our body are ______.
