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A plant root presses against a rock, causing it to crack. This is an example of:

A. chemical weathering
B. biological weathering
C. physical weathering
D. erosion


Sagot :

Final answer:

Root wedging by plant roots exerting pressure on rocks is an example of biological weathering, a form of physical weathering.


Explanation:

Root wedging is an example of biological weathering where plant roots exert pressure on rocks, causing them to crack and break apart. This process is a form of physical weathering that breaks earth materials apart through natural actions like plant growth.


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