Heat pollution affects mainly

Options

A. Vegetation
B. Aquatic creature
C. Rocks
D. Air

Answer

**Step-by-Step Solution:**

1. **Understanding Heat Pollution**: Heat pollution refers to the release of excess heat into the environment, primarily from industrial processes, power plants, and urban runoff. This excess heat can significantly alter the temperature of natural water bodies.

2. **Analyzing the Options**:
- **A. Vegetation**: While vegetation can be affected by changes in temperature, heat pollution primarily impacts water bodies rather than land plants. Therefore, this option is not the correct answer.
- **B. Aquatic Creatures**: Heat pollution directly affects aquatic ecosystems. Increased temperatures can reduce the solubility of oxygen in water, which is crucial for the survival of aquatic life. This makes this option a strong candidate.
- **C. Rocks**: Rocks are not significantly affected by heat pollution as they are inanimate and do not rely on temperature for survival. Thus, this option is incorrect.
- **D. Air**: Although heat pollution can affect air temperature, it does not primarily impact air quality or living organisms in the same way it affects aquatic life. Therefore, this option is also not correct.

3. **Conclusion**: Based on the analysis, the correct answer is **B. Aquatic Creatures**. Heat pollution mainly affects aquatic creatures because it decreases the dissolved oxygen levels in water, which is vital for their survival.