AP Environmental Sciencemediummcq1 pt
Crop rotation improves soil mainly by
A.restoring nutrients and breaking pest cycles
B.depleting soil nitrogen faster
C.requiring more pesticides
D.compacting the soil
Explanation
Core Concept
Alternating crops (especially with legumes) rebuilds nitrogen, varies root structures, and denies pests a permanent host.
Correct Answer
Arestoring nutrients and breaking pest cycles
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