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Science Lesson 1 + 2
science
Term | Definition |
---|---|
habitat | an environment that provides the things a specific organism needs to grow, live, and reproduce |
organism | a living thing |
biotic factors | things that are living in a habitat |
abiotic factors | nonliving things in a habitat |
species | A group of organisms that can mate with each other and produce offspring that can also mate and reproduce |
population | All members of One species living 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 many organisms interact with each other and with their environment |
death rate | The number of deaths per 1,000 individuals for a given time period |
birth rate | The number of births per 1000 individuals for a given time period |
immigration | moving into a population |
emigration | leaving a population |
population density | number of individuals in an area of a specific size |
limiting factor | Environmental factor that cabooses population to stop growing or decreasing in size |
carrying compacity | largest population that an area can support |