I believe the answer you are seeking is feedback loop
Answer:
C. A hillside that has been cleared by a volcanic eruption.
Explanation:
Pioneer species are hardy species which are the first to colonize barren environments or previously biodiverse steady-state ecosystems that have been disrupted, such as by fire or other natural disasters. Some lichens grow on rocks without soil, so may be among the first of life forms, and break down the rocks into soil for plants.
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Answer:
Multiple ecosystems get their energy in the form of sunlight, which make its way through the ecosystem through photosynthesis.
<span>After Brita learned that penguins cannot fly, she had to modify her existing concept of birds. this best illustrates the process of accommodation.</span>