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Which mechanical effect primarily results when earthworm populations accelerate bioturbation inside loess deposits?

A)Increased soil structural aggregate destruction
B)Elevated seismic liquefaction vulnerability
C)Decreased slope mass wasting stability
D)Reduced carbon sequestration efficacy

💡 Explanation

Elevated seismic liquefaction vulnerability is expected because bioturbation from increased earthworm activity alters loess structure and decreases density. Therefore, seismic waves cause previously structured soil to act like a liquid, creating failure planes rather than stable solid behavior.

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