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← Earth & Natural SystemsIf primary producers in a grassland ecosystem experience a sudden die-off, which consequence follows regarding trophic dynamics?
A)Tertiary consumers will thrive rapidly.
B)Decomposer populations will significantly decline.
C)Biomass decreases at higher trophic levels.✓
D)Nutrient cycling rates will unexpectedly accelerate.
💡 Explanation
Biomass decreases at higher trophic levels because the energy available decreases as it moves up the food chain; therefore, a collapse at the base impacts the consumers higher up, rather than decomposers or nutrient cycles, which rely on different inputs.
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