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  2. Topic
    Geology/Geography/Oceanography/Atmospheric Sciences
  3. Study Set
    The Economy of Nature
  4. Exam
    Exam 20: Movement of Energy in Ecosystems 
  5. Question
    As a Rule of Thumb, Ecologists Use _____ as a Value
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As a Rule of Thumb, Ecologists Use _____ as a Value

Question 32

Question 32

Multiple Choice

As a rule of thumb, ecologists use _____ as a value for food chain efficiency.


A) 10 percent
B) 25 percent
C) 15 percent
D) 20 percent

Correct Answer:

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