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Type: Multiple-Choice
Category: Symbiosis
Level: Grade 7
Score: 4
Tags: ecology
Author: mzavison
Last Modified: 4 years ago

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Symbiosis Question

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Grade 7 Symbiosis

A bird living in a tree with a pre-existing hole is a great example of
  1. parasitism.
  2. mutualism.
  3. commensalism.
  4. decomposition.
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