BI-1887
Energy losses in food chains
Biology · Secondary 4 · Medium · Energy losses in food chains
A food chain in a grassland is: grass → grasshopper → frog → snake. The biomass of grass is 1000 g m. If only 10% of biomass is transferred to the next trophic level, what is the expected biomass of frogs?
- 1 g m
- 10 g m
- 100 g m
- 900 g m
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