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Behavior 5/4/15
| Term | Definition |
|---|---|
| Needs of life | Animals need food, water, gases, shelter, and space while plants need sunlight, gases, water, nutrients, and space. |
| Behavior | The way an organism acts toward its environment to get the basic needs of life |
| Independent Behavior | A behavior that does not affect other organisms |
| Cooperation | When one organisms helps others |
| Competition | The contest among organisms to obtain the resources that they need to survive and reproduce |
| Population Size | The number of organisms of one species that live together in one area at one time |
| Population Density | The number of organisms of one species in a given area at one time |
| Carrying Capacity | The largest number of individuals that an environment can support and maintain over time |
| Limiting Factor | Any abiotic or biotic factor that restricts the number of individuals in a population |
| Social Hierarchy | This behavior establishes an order within a population so that animals cooperate more and compete less. |
| Territory | The area that an animal defends from other members of the same species |
| Territorial Imperitave | The behavior that occurs to defend an animal’s territory |
| Niche | The role or job of an organism in its environment |
| Predator | An animal that hunts and kills its food |
| Prey | An animal that is hunted and killed for food |
| Scavenger | An animal that eats dead or dying animals (does not hunt) |
| Cyclic Behavior | Innate (inborn) behavior that occurs in a repeating pattern |
| Nocturnal | An animal is active at night |
| Diurnal | An animal is active during the day |
| Migration | A behavioral adaptation that causes the seasonal movement of animals to obtain their needs of life |
| Hibernation | A behavioral adaptation that causes animals to become inactive in the winter months |
| Estivation | A behavioral adaptation that causes animals to become inactive in the hot or dry summer months |
| Tropism | A plant response to a stimulus in its environment |
| Dormancy | A period of rest in plants so that they can survive cold winter months or hot, dry summer months |
| Population | A group of one kind of organism |
| Community | All of the species living in one area at the same time |
| Ecosystem | All of the abiotic and biotic factors |
| Biosphere | All of the ecosystems |
| Symbiotic Relationship | A close, long-lasting relationship between 2 organisms of different species |
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