Question

what is biological weathering?​​

Answer 1

Answer:

Biological weathering occurs when plants break up rocks with roots or root exudates. Biological weathering increases with soil thickness until optima for biotic activity are reached, but decreases when soils get thicker and biotic activity has less influence on weathering.

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Answer 2

Answer:

Biological weathering is the weakening and subsequent disintegration of rock by plants, animals and microbes. Growing plant roots can exert stress or pressure on rock. Although the process is physical, the pressure is exerted by a biological process.

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