Across
- 1. capacity of water to resist a rise in pH
- 4. comes from the air and photosynthesis
- 5. Water quality
- 7. clarity of the water
- 8. capacity of water to resist a drop in pH
- 10. major nutrient determining plant and algae growth
- 11. capacity of water to conduct an electrical current
Down
- 2. has a big impact on the health of fish and other aquatic organisms
- 3. is produced by bacteria in the environment
- 6. minerals that groundwater leaches from rocks and soil as it flows underground
- 9. nitrogen is present in animal and human waste