Insomia and jachycardia may be caused due to

Options

A. air pollution
B. water pollution
C. sound pollution
D. agro chemicals

Answer

**Step-by-Step Solution:**

1. **Understanding the Terms**:
- **Insomnia**: This is a condition where a person has difficulty sleeping. It can be caused by various factors, including stress, anxiety, and environmental disturbances.
- **Tachycardia**: This refers to an abnormally rapid heart rate. It can occur due to various reasons, including stress, anxiety, and physical exertion.

2. **Analyzing the Options**:
- **Air Pollution**: Primarily affects the respiratory system and is not directly linked to insomnia and tachycardia.
- **Water Pollution**: Mainly impacts the digestive system and does not cause insomnia or tachycardia directly.
- **Sound Pollution**: Also known as noise pollution, it can significantly affect the central nervous system, leading to stress and anxiety, which can result in insomnia and tachycardia.
- **Agrochemicals**: These mainly affect the digestive system and are not directly related to sleep disturbances or heart rate issues.

3. **Identifying the Correct Cause**:
- Since insomnia and tachycardia are linked to stress and anxiety, and sound pollution affects the central nervous system, the most likely cause of both conditions is sound pollution.

4. **Final Conclusion**:
- Therefore, the correct answer is **C. Sound Pollution**.