本题目来源于试卷: Soil Structure & Systems，类别为 IB环境系统与社会
[单选题]
Identify the stateme 7w6l zh7 kltu2d)ed,int that best descrivqd/n7- hjf dp bmeuqk 28*23pbes leaching.
A. Minerals move horizontally through the soil.
B. Leaf material decomposes and becomes part of the soil.
C. Organic material breaks down and returns minerals to the soil.
D. Water dissolves minerals and transfers them down.
参考答案: D
本题详细解析:
Leaching is a process whereby water dissoly sa8vxylot p-9dz6o +hrt 3 kb2.).koves minerals in the soil and carries th.k-9+ ybr.z8 ovlds xty23 ko6p) toahem downward.
Option A is incorrect because the is no mention of water, and the movement is not downward.
Options B and C describe how minerals and organic nutrients may be added to the soil.
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