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Populations/Communit
Term | Definition |
---|---|
Organism | A living thing |
Habitat | An environment that provides the thing a specific organism needs to live, grow, and reproduce |
Biotic Factor | A living or once living part of an organism's habitat |
Abiotic Factor | o nonliving part of an organism's habitat |
Species | A group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce |
Population | Contamination of Earth's land, water, or air |
Community | All the different populations that live together in a particular area |
Ecosystem | the community of organisms that live in a particular area, along with their nonliving environment |
Ecology | The study of how organisms interact with each other and their environment |
Birth Rate | The number of births per 1,00 individuals for a certain time period |
Death Rate | The number of deaths per 1,000 individuals for certain time period |
Immigration | Moving of individuals into a population's area |
Emigration | Movement of individuals out of a population's area |
Population Density | The number of individuals in an area of a specific size |
Limiting Factor | An environment factor that causes a population to decrease in size |
Carrying Capacity | The largest population that a particular environment can support |