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Ecology Vocabulary
| Question | Answer |
|---|---|
| Ecology | Ecology is the study of the interactions of organisms with one another and with their environment. |
| Biotic | All of the organisms that live together and interact with one another make up the biotic part of the environment. |
| Abiotic | The abiotic part of the environment consist of the nonliving factors, such as water, soil, sunlight, and temperature |
| 5 levels of environment organization | Organism, population, community, ecoysystem, and biosphere |
| Organism | Anything that can perform life processes by itself is a organism |
| Population | Each animal is a part of a population, or group of individuals of the same species that live together |
| Community | A community consists of all of the populations of species that live and interact in an area |
| Ecosystem | All the living and nonliving things that interact in a particular area make up an ecosystem |
| Biosphere | The biosphere is the part of earth were life exists |
| Producer/autotroph | Organisms that use sunlight directly to make food are called produces |
| Consumer/heterotroph | Organisms that eat other organisms are called consumers |
| Herbivore | A consumer that eats only plants is called a herbivore |
| Carnivore | A carnivore is a consumer that eats animals |
| Omnivore | Consumers known as omnivore eat both plants and animals |
| Scavenger | Scavengers are omnivores that eat dead plants and animals |
| Decomposer | Organisms that get energy by breaking down dead organisms are called decomposers |
| Food web | A food web is a diagram that shows the feeling relationships between organisms in a ecosystem |
| Food chain | A food chain is a diagram that shows how energy in food flows from one organism to another |
| Energy pyramid | An energy pyramid is a diagram that shows on ecosystems loss of energy |
| Limiting factor | A resource that is so scarce that is limits the size of a population is called a limiting factor |
| Carrying capacity | The largest population that an environment can support is known as the carrying capacity |
| Predator | The organism that eats the prey is called the predator |
| Prey | The organism that is eaten is called the prey |
| Predator adaptations | Methods and abilities to catch prey |
| Prey adaptations | Methods and abilities to keep from being eaten |
| Symbiosis | Symbiosis is a close, long-term association between two or more species |
| Mutualism | A symbiotic relationship in which both organisms benefit is called mutualism |
| Commensalism | A symbiotic relationship in which one organism benefits and the other is unaffected is called commensalism |
| Parasitism | A symbiotic association in which one organism benefits while the other is harmed is called parasitism |
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