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← GeographyWhich ecosystem transformation results when heavy tephra deposition increases soil acidity?
A)Plant community composition changes✓
B)Enhanced phytoplankton productivity develops
C)Increased atmospheric carbon sequestration
D)Volcanic island creation accelerates rapidly
💡 Explanation
Changed soil pH causes ecosystem shifts because metal toxicity alters nutrient availability via chemical weathering; therefore, sensitive species decline, rather than carbon sequestration or island formation, and phytoplankton thrive in aquatic environments.
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