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प्रश्न
How are vitamins classified?
उत्तर
Vitamins are classified into two groups based on their solubility in water and in fat. They are,
- Water-soluble vitamins
- Oil or fat-soluble vitamins
1. Water-soluble vitamins: Vitamins that dissolve in water are called water-soluble vitamins.
Examples: Vitamins of B group and Vitamin C
2. Oil or fat-soluble vitamins: Vitamins that dissolve in oils or fat are called oil or fat-soluble vitamins.
Examples: Vitamin A, D, E and K.
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संबंधित प्रश्न
After watching a programme on TV about the adverse effects of junk food and soft drinks on the health of school children, Sonali, a student of Class XII, discussed the issue with the school principal. Principal immediately instructed the canteen contractor to replace the fast food with the fibre and vitamins rich food like sprouts, salad, fruits etc. This decision was welcomed by the parents and the students.
After reading the above passage, answer the following questions:
(a) What value are expressed by Sonali and the Principal of the school?
(b) Give two examples of water-soluble vitamins.
Write the name of vitamin whose deficiency causes bone deformities in children.
Write the name of the vitamin whose deficiency causes bleeding of gums.
Vitamin B2 is also known as ____________.
Which of the following vitamins is water soluble?
Name the vitamin whose deficiency causes rickets.
Which of the following acids is a vitamin?
Give an example of water soluble vitamin.
Aradhana visits a physician as she is suffering from rickets and joint pain. Which fat-soluble vitamin should the physician prescribe to her?
Write the Zwitter ion structure of alanine.
