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Unit 16 Ecology-A
| Question | Answer |
|---|---|
| Ecology | the study of the interaction between organisms and their environment |
| Population | members of the same species living in one area |
| Community | a group of populations living in one area |
| Ecosystem | a group of communities that share similar characterisitic |
| Biosphere | the part of the planet that can support life |
| Abiotic | non-living factors in the ecosystem |
| Biotic | living factors that play a role in an ecosystem |
| Symbiosis | the concept that organisms live together in a close association |
| food chain | a simple way to show how energy is transferred in an ecosystem |
| food web | a more realistic way to show how energy is transferred in ecosystems |
| producer | the autotrophs in an ecosystem |
| primary consumer | organisms that directly feed on producers |
| secondary consumer | organisms that feed on primary consumers |
| decomposer | eat dead and decaying material in an ecosytem |
| niche | the small part of a habitat that an organism is most successful in |