brookedunlap030
brookedunlap030 brookedunlap030
  • 19-05-2018
  • Biology
contestada

How can one species be a sign (or indicator) that and ecosystem is healthy or unhealthy? Describe one example of an indicator species.

Respuesta :

alexrayne
alexrayne alexrayne
  • 19-05-2018
A bullfrog is a sign of a healthy ecosystem. If you hear bullfrogs where you are fishing, you are in a healthy ecosystem. There are fewer frogs today than there was like 20 years ago
Answer Link

Otras preguntas

write 4-5 sentences about why it’s important to understand what tolerance and diversity is when learning a new language like spanish
If the dose of a drug is 200 mg , how many doses are contained in 10 gm?
Select all that apply what are four common ways service businesses refer to price?
_____ occurs when aggregate demand expands so much that equilibrium output exceeds full employment output. demand-pull inflation demand-push inflation cost-push
Each of the following is equivalent to a/b(bc + k) EXCEPT (A) a( (c + k)/b ) (B) a (c + k/b) (C) a/b (k + bc) (D) ac + (ak/b) (E) (abc + ak)/b
Worldwide, the device that most people use to connect to the internet is the ___.
The sun was approaching the long mesa where it disappeared during the winter. what type of figurative language is included in this passage?
When bad storms slow the check-clearing process, float tends to ________ causing the fed to initiate ________ open market ________.
What were some of the major sources of wealth and industry in the original thirteen english colonies?.
All things considered, the atypical antipsychotics ____. group of answer choices