BI-1985
Energy losses in food chains
Biology · Secondary 4 · Medium · Energy losses in food chains
In a food chain, only about 10% of energy is transferred from one trophic level to the next. If grass contains 20 000 kJ of energy, approximately how much energy will be available to a hawk that is two trophic levels above the grass?
- 200 kJ
- 2 000 kJ
- 20 kJ
- 200 000 kJ
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