Which of the following is a major groundwater pollutant in parts of Indian and Bangladesh?

Options

A. Arsenic
B. Radon
C. Fertilizer
D. Fluoride

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for a major groundwater pollutant in parts of India and Bangladesh.

2. **Review the Options**: The options provided include Arsenic, Radon, Fertilizer, and Fluoride.

3. **Analyze Each Option**:
- **Arsenic**: This element is commonly associated with industrial processes, particularly in the paper pulp industry. When waste products containing arsenic are released into water bodies, arsenic can leach into the soil and contaminate groundwater.
- **Radon**: This is a radioactive gas that is typically associated with nuclear power plants and is not primarily a groundwater pollutant in the context of India and Bangladesh.
- **Fertilizer**: While fertilizers can contribute to water pollution, they are not specifically highlighted as a major groundwater pollutant in the regions mentioned.
- **Fluoride**: This chemical can affect dental and bone health but is not identified as a major groundwater pollutant in the context of India and Bangladesh.

4. **Conclude the Analysis**: Based on the analysis, arsenic is the most significant groundwater pollutant in parts of India and Bangladesh due to its industrial usage and the resulting contamination of water sources.

5. **Final Answer**: The major groundwater pollutant in parts of India and Bangladesh is **Arsenic**.

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