Across
- 5. Changes in population size, structure, and distribution over time.
- 8. Use of natural resources in a way that maintains ecosystem balance.
- 10. Study of toxic effects of chemicals on biological systems.
- 11. Gradual accumulation of substances (e.g., toxins) in organisms.
- 12. Increase in concentration of pollutants along the food chain.
- 13. Measurable biological changes indicating exposure, effect, or susceptibility (e.g., enzyme activity).
- 14. Measurement of contaminants in air, water, and soil is known as ... monitoring
- 15. Species used to detect environmental hazards before human effects appear.
- 16. Non-living environmental components such as temperature, soil, water, and chemicals.
Down
- 1. Use of living organisms or biological responses to assess environmental quality or exposure to pollutants.
- 2. The variety of species, genes, and ecosystems in a given area.
- 3. A community of living organisms interacting with the physical environment.
- 4. A species or biological parameter that reflects environmental conditions (e.g., lichens for air quality).
- 6. Measurable parameters that reflect the state of the environment are known as ... indicators.
- 7. Initial reference data used for comparison in long-term monitoring is called ... monitoring
- 9. Effects of human activities on the environment.