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Stack #600900
Ecology Unit (9)
| Question | Answer |
|---|---|
| What are trophic / energy levels? | A trophic level is the level of an organism in an ecosystem depending on its feeding position along a food chain |
| What happens to all the energy in animals at each level? | All organisms continually use and release energy to their environment, therefore energy is continuously lost from all levels of the food chain |
| How much energy is passed on to the next organism? | Less of the initial energy is passed on to the next organism |
| What happens tot he energy that isn't transferred? | The energy that isn't transferred is used up by the organism |
| What are food chains? | A food chain is a sequence of organisms, each feeding on the next, showing how energy is transferred from one organism to another |
| What are food webs? | A food web is a representation of the feeding relationships within a community |
| How are they similar? How are they the same? | They are both illustrations of different species' feeding relationships |