BI-1886
Energy losses in food chains
Biology · Secondary 4 · Medium · Energy losses in food chains
In a food chain, only a small percentage of energy in the grass is transferred to the foxes. Which reason best explains this low efficiency?
- Most energy is lost as heat during respiration at each trophic level
- Energy is destroyed when animals die
- Energy is recycled completely by decomposers
- Foxes cannot digest any of the energy in their prey
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