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NDA 2024 GAT · General Knowledge · Nutrition, Diseases and Health · easy

Deficiency of vitamin A in the diet causes

Single correct option

Deficiency of vitamin A in the diet causes
  1. A. scurvy
  2. B. night blindness
  3. C. rickets
  4. D. beriberi
Show answer and solution

Answer: (B) night blindness

Vitamin A is needed for the pigment rhodopsin in the retina, and its lack causes night blindness. Scurvy is due to lack of vitamin C, rickets to lack of vitamin D, and beriberi to lack of vitamin B₁ (thiamine).
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Original question written in the NDA 2024 GAT pattern and checked twice for the correct answer. Not an official question paper. How we write and check questions · Corrections policy · Report a mistake