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4 votes
Which soil layer is the least similar to the underlying rock

User Fida
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2 Answers

5 votes
The most dis-similar layer is the uppermost layer. In some soils it a layer of organic material called the O horizon is the best i got

User Jaydeep Kataria
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7 votes
It would be the top soil. The most dissimilar layer is the uppermost layer.
User AnkithD
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