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Soil origins


Image: Grabenstedt
Which of the following refers to a component of many soils formed near large mountains that is the result of ice moving over the ground, breaking rock into smaller pieces and moving material as the ice melts.

A. glacial till
B. loess
C. alluvium
D. colluvial

AnswerA. glacial till. Many soils are formed when material is transported by wind (loess), ice (glacial till) or gravity (colluvial).
ARE 4.0 exam prep: SPD

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