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Living Environment
Topic 6: Ecology
| Question | Answer |
|---|---|
| Ecology | The study of how living thing interact with each other and with their environment |
| Biotic | The living parts of the environment |
| Abiotic | Nonliving parts of the environment |
| Competition | The struggle between organisms for the same limited resources in a particular area |
| Limiting factors | Any factor in the environment that limits the size of a population |
| Predator | An animal that hunts and kills other animals for food |
| Prey | An animal that is hunted and killed by predators |
| Carrying capacity | The largest population of any single species that an area can support |
| Niche | The specific role played by an organism or a population of organisms in the ecosystem |
| Autotroph | An organism that produces its own food; the source of energy for all other living things on Earth. (starts with an "a") |
| Producer | An organism that makes its own food from light energy and inorganic materials (starts with "p") |
| Biodiversity | The variety of species in an area |
| Ecological succession | The process by which an existing community is replaced by another community |