SACE Stage 2 Geography Practice Questions - SACE Stage 2 Geography External Assessment Exam

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In a grassland food chain, primary producers capture 50,000 kJ/m²/year of solar energy into plant biomass. Herbivores assimilate 5,000 kJ/m²/year, and carnivores assimilate 500 kJ/m²/year. What is the trophic efficiency percentage between producers and primary consumers?

10.0% 1.0% 50.0% 90.0%

Correct Answer:

10.0%

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