Multiple Choice
Why is the land surface higher underneath the clumps of vegetation? 
A) evaporation, causing compaction of soils
B) compaction of the ground from the hoofs of cattle or other grazing animals
C) deflation of the ground surface by wind erosion
D) excretion of soil particles by the bushes during their lifetimes
Correct Answer:
Verified
Correct Answer:
Verified
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