Across
- 4. A measure of how much oxygen is dissolved in water -
- 6. The amount of oxygen consumed by bacteria and other microbes while they decompose organic matter in the presence of oxygen.
- 7. A measure of the average kinetic energy present in a substance or object.
- 9. can be measured by evaporating Measured in milligrams per litre.
- 12. A measure of the amount of sunlight reaching a surface.
Down
- 1. The measure of how much oxygen organic matter is using for its decomposition.
- 2. The amount of oxygen available to living aquatic organisms.
- 3. Salinity that has increased as a result of human activity.
- 5. Measures the amount of inorganic salts dissolved in water or soil and is proportional to the salt concentration.
- 8. A measure of the acidity or basicity of water or soil.
- 10. A measure of fine particles suspended in water.
- 11. Affects biological processes and the rate of chemical reactions.