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Author Question: The ecological efficiency of herbivores and carnivores is estimated by most authorities to be ... (Read 65 times)

mynx

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on: Aug 7, 2018
The ecological efficiency of herbivores and carnivores is estimated by most authorities to be roughly:
 a. 1 percent.
  b. 10 percent.
  c. 30 percent.
  d. 90 percent.

Question 2

Explain how natural regions can change in size or shape over time in response to environmental changes.


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tuate

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Reply #1 on: Aug 7, 2018
Answer to Question 1

B

Answer to Question 2

Humans can modify the aspects of regions by, for example, shifting species abundance or altering habitats. A changing climate can also alter the spatial pattern of key conditions, so that shifts in ecosystem boundaries occur.


mynx

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Reply 2 on: Aug 7, 2018
Thanks for the timely response, appreciate it

epscape

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Reply 3 on: Yesterday
Wow, this really help

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