Weak eye sight is symptom of

Options

A. Anaemia
B. Rickets
C. Night blindness.
D. beri-beri

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the condition associated with weak eyesight. We need to identify which of the given options is related to this symptom.

2. **Analyzing the Options**: The options provided are:
- Anemia
- Rickets
- Night blindness
- Berry berry

3. **Evaluating Each Option**:
- **Anemia**: This is a condition caused by a deficiency of iron, affecting the blood's ability to carry oxygen. It does not directly relate to eyesight. Therefore, this option is incorrect.
- **Rickets**: This condition is associated with a deficiency of vitamin D, leading to weak bones. It does not affect eyesight. Thus, this option is also incorrect.
- **Night blindness**: This condition is caused by a deficiency of vitamin A. It specifically affects vision in low light conditions, leading to weak eyesight. This option is correct.
- **Berry berry**: This condition is due to a deficiency of vitamin B. It is not related to eyesight issues. Hence, this option is incorrect.

4. **Conclusion**: The correct answer is **Night blindness**, as it is directly linked to weak eyesight due to a deficiency of vitamin A.

**Final Answer**: Night blindness is the symptom related to weak eyesight.

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