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| the study of how organisms interact with each other and with their environment. |
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| a group of individuals that interbreed and produce fertile offsprings |
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| Members of a species that live in the same area at the same time make up |
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All of the populations in a particular are make up.
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| The regions of the surface and atmosphere of the earth or other planet occupied by living organisms. |
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| components are the living things that shape an ecosystem. They are, any living component that affects another organism |
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| components are non-living chemical and physical factors in the environment |
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- A particular type of environment regarded as a home for organisms.
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| are limited, different species have evolved to "share" the specific resource |
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| In population genetics and population ecology, population size (usually denoted N) is the number of individual organisms in a population.. |
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| is a measurement of population per unit area or unit volume. |
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| the range or distribution of a species is the geographical area within which that species can be found |
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| features partners of different ages, usually one adolescent and the other adult |
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| A population pyramid, also called age-sex pyramid and age structure diagram, is a graphical illustration that shows the distribution |
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| is the ratio of males to females in a population. The primary sex ratio is the ratio at the time of conception, secondary sex. |
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| a graph showing the number or proportion of individuals surviving at each age for a given species or group |
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| The action of coming to live permanently in a foreign country |
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| migration from a place (especially migration from your native country in order to settle in another). |
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| the movement of persons from one country or locality to another. |
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| Growth whose rate becomes ever more rapid in proportion to the growing total number or size. |
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| limiting resource is a factor that controls a process, such as organism growth or species population, size |
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The number of people, other living organisms, or crops that a region can support without environmental degradation. |
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| logistic curve is a common sigmoid curve, given its name in 1844 or 1845 by Pierre François Verhuls |
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| A factor that causes a level of mortality that varies with the number of individuals in the population |
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| Density-Independent Factor |
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| A factor that causes a level of mortality that is unrelated to population density.. |
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| is the maximum reproductive capacity of a population if resources are unlimited |
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