Geography · Geographical Terms and Definitions
What does the process of illuviation involve in soil science?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The removal of soluble minerals from the topsoil by rainwater leaching
- 2The breakdown of parent bedrock into fine sand particles through weathering
- 3The deposition of dissolved or suspended material into a lower soil horizon✓
- 4The accumulation of organic leaf litter on the uppermost surface layer
Correct answer
The deposition of dissolved or suspended material into a lower soil horizon
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