Vitamin A deficiency leads to disease known as.....

Explanation

**Step-by-Step Solution:**

1. **Identify the Vitamin**: The question asks about the disease caused by a deficiency of Vitamin A. Vitamin A is also known as retinol.

2. **Understand the Effects of Deficiency**: A deficiency in Vitamin A can lead to various health issues, primarily affecting vision.

3. **Recognize Specific Diseases**: The primary disease associated with Vitamin A deficiency is night blindness. This condition affects the ability to see in low light or darkness.

...