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| A group in a scientific experiment where the factor being tested is applied. |
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| A factor that is subject to change. |
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| All the factors in an experiment that is not changed. |
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| There is only one independent variable in an experiment. It is the factor that is changed or manipulated. It is graphed on the x-axis. |
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| The variable that responds to the independent variable. It is the variable that is measured. It is graphed on the y-axis. |
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| The potential for increase in size of a population over time. In other words the rate at which a population can grow. |
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| Biotic and abiotic factors in ecosystem that limit population growth. |
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| Producing new individuals to maintain a population |
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| Biotic Limits (Resources) |
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Definition
| Population is limited by food supply, without food organism die and population can decline (decrease). |
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| Winter is the main limiting factor for temperate and polar populations. |
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| The total number of individuals of a population that can be sustained indefinitely by an ecosystem. |
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| Abiotic limits (Reproductive Environments) |
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Definition
Without an environment that provides for the physical conditions needed to reproduce young will not be born.
Abnormal condition that affects the body of an organisms. |
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| A biological interaction where a predator feeds on its prey. |
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| A disease organism can enter a population and kill many organisms. |
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Definition
| A group in a scientific experiment where the factor being tested is not applied so that it may serve as a standard for comparison against another group where the factor is applied. |
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Term
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Definition
| A group in a scientific experiment where the factor being tested is applied. |
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