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← GeographyWhich process decreases slope stability most rapidly through bioturbation?
A)Enhanced soil horizon mixing✓
B)Vegetation rooting stabilization
C)Increased infiltration capacity
D)Reduced surface runoff volume
💡 Explanation
Enhanced horizon mixing due directly to bioturbation by burrowing animals redistributes the soil, therefore decreasing its cohesion and mass-wasting resistance, especially on unstable slopes, because it disrupts soil structure, rather than stabilizing soil like vegetation.
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