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Assessment

What is the primary role of microbial activity in soil nutrient cycling?

Decomposition of organic matterFormation of mineralsAlteration of soil pHWater retention

Which nutrient is most commonly transformed in soil by microbial processes?

NitrogenCarbonPotassiumCalcium

How do microbes contribute to plant nutrient uptake?

By breaking down soil mineralsBy solubilizing phosphorusBy creating soil compactionBy photosynthesis