BI-1907
Energy losses in food chains
Biology · Secondary 4 · Medium · Energy losses in food chains
Which statement best explains why there are usually fewer than five trophic levels in a food chain?
- Matter is destroyed at each trophic level
- Energy is lost at each transfer so little remains for higher levels
- Predators cannot eat organisms from more than one trophic level
- Producers cannot photosynthesise fast enough at higher levels
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