The Canadian Shield is a region that was once exposed bedrock due to - ProProfs Discuss
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The Canadian Shield is a region that was once exposed bedrock due to glacial retreat. After being covered initially with lichen, other grass-like vegetation grew. This added more nutrient to the soil eventually allowing larger trees like spruce, pine, and balsam to grow. This is an example of:



A. Primary succession
B. Secondary succession
C. Bioamplification
D. Law of the minimum
E. Law of tolerance

This question is part of Ecology Unit Test
Asked by Songj, Last updated: Dec 18, 2019

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1 Answer

John Smith

John Smith

Answered May 22, 2017

Primary succession
 

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