Essay
Use the following to answer questions :
Refer to the figure below showing a food web in the grasslands of Yellowstone National Park.[Note: Red arrows refer to animals consumed by carnivores;blue arrows correspond to plants consumed by omnivores and herbivores.]
-Which plant items could be affected by a trophic cascade involving removal of short-tailed weasels?
Correct Answer:

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Roots and seeds would be the most likely...View Answer
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Correct Answer:
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