WBCS.LIVE practice question

Which vitamin deficiency is the primary cause of 'Night Blindness' (Nyctalopia)?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Vitamin B12
  2. Vitamin C
  3. Vitamin A
  4. Vitamin D

Correct answer and explanation

Correct answer: Vitamin A

Explanation: āœ… Correct Answer: C) Vitamin A šŸ“š Explanation: Vitamin A is essential for the production of rhodopsin, a pigment in the retina that allows the eye to see in low-light conditions. A deficiency leads to the hardening of the cornea and the inability to see clearly in the dark or in dim light. This condition is prevalent in regions with poor dietary access to carrots, leafy greens, and animal liver.