Scurvy is caused by deficiency of–

Correct option is D

Sol. Scurvy is caused by a deficiency of Vitamin C (Ascorbic acid). It leads to symptoms like bleeding gums, delayed wound healing, fatigue, and joint pain. Vitamin C is essential for collagen formation and maintaining connective tissue.
Explanation of each option:
· (a) Vitamin D – Its deficiency causes rickets in children and osteomalacia in adults, not scurvy.
· (b) Vitamin A – Deficiency leads to night blindness and xerophthalmia, not symptoms like bleeding gums.
· (c) Vitamin B – Vitamin B deficiencies cause diseases like beriberi (B1), pellagra (B3), and megaloblastic anemia (B12, B9).
· (d) Vitamin C – Correct answer. Deficiency causes scurvy, especially in people with poor diets or in infants fed unfortified milk.