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Ecology & Ecosystems
| Term | Definition |
|---|---|
| What is an ecosystem? | A community of organisms and their environment. |
| What is a trophic level? | A position in a food chain/web (producer, consumer, decomposer). |
| What is a producer? | Organism that makes its own food (usually plants). |
| What is a primary consumer? | Herbivore that eats producers. |
| What is a secondary consumer? | Carnivore or omnivore that eats primary consumers. |
| What is a decomposer? | Organism that breaks down dead material and recycles nutrients. |
| What is carrying capacity? | Maximum population an environment can sustain. |
| What is biodiversity? | Variety of species in an ecosystem. |
| What is a niche? | The role an organism plays in its ecosystem. |