Name the disease caused by deficiency of vitamin D.

Options

A. Night blind ness
B. Scurvy
C. Rickets
D. Beriberi

Answer

**Step-by-Step Solution:**

1. **Identify the Question:** The question asks for the disease caused by the deficiency of vitamin D.

2. **List the Options:** The options provided are:
- A) Night blindness
- B) Scurvy
- C) Rickets
- D) Beriberi

3. **Analyze Each Option:**
- **Option A: Night blindness** - This condition is caused by a deficiency of vitamin A, not vitamin D. Therefore, this option is incorrect.
- **Option B: Scurvy** - Scurvy is caused by a deficiency of vitamin C. Thus, this option is also incorrect.
- **Option C: Rickets** - Rickets is specifically known to be caused by a deficiency of vitamin D. This option is correct.
- **Option D: Beriberi** - Beriberi is caused by a deficiency of vitamin B1 (thiamine), making this option incorrect.

4. **Conclusion:** The disease caused by the deficiency of vitamin D is **Rickets**.

5. **Explanation of Rickets:** Rickets is primarily seen in children during their growth phase. It leads to the softening and weakening of bones. Vitamin D plays a crucial role in the absorption of calcium and phosphorus from food, which are essential for strong bone development. Therefore, ensuring adequate vitamin D intake is important for maintaining healthy bones in growing children.