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_______ are the first organisms to colonize an area and begin the process of ecological succession.

A. Pioneer organisms
B. Introductory organisms
C. Primary organisms
D. Foundational organisms

User Sawdust
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1 Answer

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The answer is A. Pioneer Organisms. They are the first organisms that start appearing after a natural disaster that kills off most to all life in that area.
User Tnissi
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