Bioindicators

3. used as bioindicator to determine acute toxicity
5. frogs affected by ____
9. often uses as bioindicators because they are very sensitive to pollution
12. also known as bioamplication
13. have been widely documented as useful indicators aof environmental water
15. occurs through a chemical reaction that produces light within an organism’s body
16. one of immature insects example
18. is the gradual accumulation of subtances, such as pesticides or other chemicals in an oragnisms
20. Indicate or monitor the health of environment

1. indicates sewage and heavy metal pollution
2. a species ecologists monitor to help gauge
4. Diverse group of organisms found in large quantities and are easier to detect and sample
6. they can be form both higher and lower classes of plantae
7. algae that live in houses made of glass
8. considered accurate indicators of environmental stress and the health of biosphere as a whole
10. indicate the presence of gold in the soil
11. one of example of higher plants
14. significant component of biological monitoring programs for assessing water quality
17. live in slightly polluted water
19. can live in extreme conditions, but they have pollutio