Which of the following disease is caused due to the deficiency of proteins?
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → Kwashiorkor
Kwashiorkor is a disease of young children caused by a lack of protein in a diet that may still give enough calories, often after a child is weaned onto starchy food. Its signs are swelling of the legs and belly, thin limbs, dry skin and hair, and poor growth.
Why the other options are incorrect
Option (1) Arthritis — Incorrect. It is inflammation of the joints from wear, infection or the immune system, not a deficiency disease.
Option (3) Goitre — Incorrect. It is a swelling of the thyroid gland caused by a lack of iodine.
Option (4) Night Blindness — Incorrect. It is poor vision in dim light caused by a lack of vitamin A.