BI-1860
Energy flow in ecosystems
Biology · Secondary 4 · Easy · Energy flow in ecosystems
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 the primary consumers that feed on the grass?
- 2000 kJ
- 20 kJ
- 18 000 kJ
- 200 kJ
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