Sure! Here are the matches for each fresh water pollutant and their associated health and environmental effects:
1. **Silt**
- **Answer 4: Can lead to habitat destruction for aquatic life, increase in water temperature, and reduction in light penetration. Additionally, it can smother fish eggs and disrupt the feeding of filter-feeders.**
2. **Sewage and inadequate sanitation**
- **Answer 1: Can cause a variety of health problems,