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(D) According to David Tilman's long-term ecosystem experiments,increased biodiversity contributes to higher productivity and stability in an ecosyste

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Increased endemism

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(D) According to David Tilman's long-term ecosystem experiments,increased biodiversity contributes to higher productivity and stability in an ecosystem.Conversely,the loss of biodiversity leads to:$1$. $A$ decline in plant production.$2$. Lowered resistance to environmental perturbations such as drought.$3$. Increased variability in certain ecosystem processes like plant productivity,water use,and pest/disease cycles.Endemism refers to species being unique to a defined geographic location. Loss of biodiversity involves the extinction or reduction of species,which decreases the number of unique species,thus it does not lead to increased endemism.

Loss of biodiversity in a region may lead to all of the following,except:

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