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book Principles of Environmental Science 6th Edition by William Cunningham, Mary Cunningham cover

Principles of Environmental Science 6th Edition by William Cunningham, Mary Cunningham

النسخة 6الرقم المعياري الدولي: 978-1121779211
book Principles of Environmental Science 6th Edition by William Cunningham, Mary Cunningham cover

Principles of Environmental Science 6th Edition by William Cunningham, Mary Cunningham

النسخة 6الرقم المعياري الدولي: 978-1121779211
تمرين 10
Apply the principles you have learned in this chapter to discuss these questions with other students.
The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. If each trophic level in a community depends on all the others, how can we say that one is most important? Choose a familiar ecosystem and decide whether it has a keystone species or keystone set.
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Look for rationale on the student's part...

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Principles of Environmental Science 6th Edition by William Cunningham, Mary Cunningham
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