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What is a pioneer species? A - AQA - A-Level Geography - Question 6 - 2018 - Paper 1
Question 6
What is a pioneer species? A. Following a drought, there is almost always significant die-back for most plant species. In these conditions, xerophytic pioneers colo... show full transcript
Worked Solution & Example Answer:What is a pioneer species? A - AQA - A-Level Geography - Question 6 - 2018 - Paper 1
Step 1
C. Plant species which require very few nutrients to survive and will colonise bare rock.
Answer
Pioneer species are the first organisms to colonize previously uninhabited environments, such as bare rock after a volcanic eruption. They are crucial in paving the way for more complex ecosystems by creating soil and conditions that allow other species to thrive.