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Question 8 (2 points) Listen Which of the following is not an example of organisms' effect on soil development? Deforestation by humans which can lead to excessive run-off and soil erosion On steep slopes, trees and other vegetation help to retain soils Bioturbation by organisms such as earthworms and moles, which stirs up soil profiles The break-up of underlying bedrock which helps to form particular soil types
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answerhappygod
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