Which vitamin is produced in the human body when exposed to sunlight?
AVitamin D
BVitamin C
CVitamin A
DVitamin K
Explanation
When skin is exposed to ultraviolet B (UVB) rays from sunlight, the body synthesizes Vitamin D from cholesterol.
Exam Relevance
- Topic: Physics, Biology, Chemistry & Astronomy
- Subtopic: Human Anatomy, Earth Science, Solar System & Basic Principles

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