Environmental science assignment on keystone species and trophic cascade.
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Question 1
1.
Define trophic cascade
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Question 2
2.
Research to find another example of an ecosystem being impacted by the removal of a keystone species. In a drawing, show how the removal impacts other species. A sample drawing can be seen below.
Question 3
3.
What effect would the removal of a keystone species have on an ecological community?
Write a short essay that explains this effect in terms of trophic cascade. Use the keystone species researched above as a specific example that illustrates this process.
