College Biology Quiz
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ECOLOGY & POPULATION DYNAMICS
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An experimental study manipulates plant species richness in grassland plots: 1 species, 4 species, 8 species, and 16 species treatments, with 5 replicate plots per treatment. After one growing season, the coefficient of variation (CV) in total biomass production is measured for each treatment. Results show CV decreases as species richness increases. This pattern most directly supports which biodiversity hypothesis?
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