IB Biology HL D4.2.13 Hl Changes During Primary Succession Topic Practice

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Study D4.2.13 (HL)—Changes during primary succession conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

Question 1

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A retreating glacier leaves an environment of lifeless glacial deposits, including sands and gravels. Retreating glaciers often offer suitable sites for primary succession.

Figure for Question 1 — IB Biology HL

Predict the process of succession that takes place on exposed bare ground as the glacier retreats.

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