Vitamin D - GS questions based on daily current affairs

1)   Which of the following is/are true?

1) Vitamin D is essential for the absorption of calcium.
2) Only animal sources are dietary sources of Vitamin D.

a. Only 1
b. Only 2
c. Both 1 and 2
d. Neither 1 nor 2
Answer  Explanation 

ANSWER: Only 1

Explanation:

  • Vitamin D is essential for the absorption of calcium and the prevention of rickets in children and osteomalacia in adults.
  • Vitamin D refers to a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, iron, magnesium, phosphate, and zinc.
  • Vitamin D is found in few dietary sources. Sunlight exposure is the primary source of vitamin D for the majority of people, other than supplements.
  • There are plants as well as animal sources. However very few plant sources are available for e.g. Alfalfa (Vitamin D3).

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