Question

Match the following vitamins with deficiency diseases.

S.No	Vitamin	Deficiency disease
1	Vitamin $A$	Scurvy
2	Vitamin $B_1$	Rickets
3	Vitamin $C$	Nyctalopia
4	Vitamin $D$	Beri-beri

Answer 1

1. Vitamin A is also called as retinol. The deficiency of this vitamin results in loss of eyesight or night blindness. Nyctalopia is the term used to refer night blindness.

2. Vitamin B${}_1$ is called as thiamine. The deficiency of this vitamin results in beriberi. It affects the nervous and the circulatory system.

3. Vitamin C is called as ascorbic acid. The deficiency of this vitamin causes scurvy. Scurvy is characterised by bleeding gums, rash, fatigue and weakness.

4. Vitamin D deficiency results in rickets. Bending of the long bones is a common symptom. Due to deficiency, the bones become brittle and fractures or breaking of the bones is also observed.