Question

Which one is caused by deficiency of protein?

• A. Night blindness
• B. Beri-beri
• C. Xerophthalmia
• D. Kwashiorkor

Answer 1

The correct option is D Kwashiorkor

• Night blindness occurs due to a deficiency of vitamin A.
• Beri-beri is due to deficiency of vitamin $B_1$.
• Xerophthalmia is also a symptom of vitamin A deficiency in which the eye fails to produce tears.
• Kwashiorkor is a condition resulting from a deficiency of proteins in the body.

So, the correct answer is option D.