Bioindicators

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Across
  1. 2. also known as bioamplification
  2. 4. – Common environmental pollutant detected by bioindicators
  3. 6. – Increased levels of this can damage bioindicators.
  4. 7. filtration- is commonly used for indicator microorganisms such as total coliforms, fecal coliforms, enterococci (fecal streptococci)
  5. 9. Monitoring- useful tool in assessing the health of freshwater systems
  6. 10. – Sensitive amphibians used to gauge ecosystem health
  7. 11. that live in houses made of glass
  8. 16. It is the gradual accumulation of subtances
  9. 17. – These invertebrates show soil health conditions
  10. 18. through a chemical reaction that produces light energy within an organisms body
  11. 19. Plants- Evaluated as the bioindicators of heavey metals
  12. 20. is a sensitive indicators of air pollution particularly sulfur dioxide
Down
  1. 1. is a significant component of biological monitoring programs for assessing water
  2. 3. species-a species ecologists monitor to help gauge how healthy an ecosystem is.
  3. 5. – Insects whose population reflects water quality in streams.
  4. 8. indicates sewage and heavy metal pollution of water
  5. 12. – A critical nutrient that, when in excess, signals pollution.
  6. 13. – These birds help detect changes in marine ecosystems.
  7. 14. System-They can be from both higher and lower classes of plantae
  8. 15. System-Diverse group of organisms found in large quantities.