Term
| The levels of ecological study are? |
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Definition
organism, population, community, ecosystem, biosphere |
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Term
| A climax community is associated with a _______ ________ ____ |
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Definition
| particular geographic area |
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Term
| order secondary succession in a forest |
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Definition
| grass, low shrub, high shrub, shrub and tree, low tree, high tree |
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Definition
| estimates that some areas will always lead to a climax community |
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Definition
observation that climate determines whether a desert or rainforest results |
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Definition
| some organisms cannot grow without the help or growth of another |
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Definition
organisms colonize and inhibit others until they die or are damaged |
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Definition
| different types of organisms can colonize an area at the same time; live together |
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Definition
| when the highest possible per captia is reached |
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Definition
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Term
| Exponential growth is when |
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Definition
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Term
| Deceleration Phase is when |
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Definition
growth slows after exponential growth |
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Term
| Stable equilibrium phase is when |
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Definition
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Term
| What is environmental resistance? |
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Definition
| when exponential growth cannot continue because of environmental factors |
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Term
| Which survivorship curve best resembles humans? |
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Definition
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Term
| Which curve shows that organisms die at a constant rate |
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Definition
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Term
| Which curve shows that organisms die early? |
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Definition
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Term
| The equivalent of a medium sized city is added to the worlds population every |
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Definition
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Definition
have less population and a higher standard of living like the US or Europe |
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Term
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Definition
Have larger population and live in poverty like Asia and Africa |
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Term
| Equillibrium Pattern is organisms that |
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Definition
| have a longer life span, repeated reproduction, etc. like animals and humans |
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Term
| Opportunistic Pattern is organisms that |
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Definition
| have short life span, burst of reproduction, like plants |
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Term
| Competitive Exclusion principle |
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Definition
| no 2 species can occupy the same niche |
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Definition
a way for two species to ensure different niches. like how birds can coexist because of the food they eat |
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Definition
| antipredator device when organism resembles something to hide itself |
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Definition
| antipredator device where dangerous animal has a birght color to warn predators |
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Definition
| antipredator device when an organism makes itself look bigger or more fearful |
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Definition
when an animal represents another animal that will help others avoid preying on it like bees, flys, and wasps |
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Term
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Definition
| when an organism uses a mimicry to catch prey |
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Term
| Name 3 symbiotic relationships |
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Definition
parasitism, commensialism, and mutualism |
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Definition
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Definition
occurs when soil is not present |
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Definition
| occurs when soil is present |
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Term
| Age structure diagrams for Most Developed Countries |
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Definition
postreproductive, reproductive, and dependancy are all similar |
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Term
| Age structure diagram for Less Developed Countries |
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Definition
| from smallest to largest: postreproductive, reproductive, dependency |
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Term
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Definition
| when populations are either not growing or decreasing |
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