issb general knowledge MCQ #142

Exposure of human skin to sunlight helps the body produce which vitamin?

issb general knowledge MCQ #142

  1. Question 1

    Q1. Exposure of human skin to sunlight helps the body produce which vitamin?

    • A) Vitamin A
    • B) Vitamin D
    • C) Vitamin C
    • D) Vitamin K

    Answer: Vitamin D

    Explanation: Ultraviolet rays in sunlight trigger vitamin D synthesis in the skin. This vitamin supports calcium absorption and bone health.