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Which of the following is the best example of a pioneer species?

A. lichens growing on rocks after a volcanic eruption

B. grasses growing after a forest fire

c. oak trees replacing pine trees in a forest

D. small mammals moving into a grassland​

User Fsiaonma
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1 Answer

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The best example of pioneer species would definitely have to be A. Lichens growing on rocks after a volcanic eruption because they’re able to grow on bare rock! They help the environment. Hope this helps :)
User AAV
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