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The study of the interactions between organims and between their abiotic environment |
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| the unique living arrangement (role) of an organism defined by its habitat, food sources, time of day it is most active, and other factors |
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Organisms that produce their own food using sunlight
(Plants and algae)
AKA - Producers |
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Definition
Organisms that consume other organisms for energy
(Animals, Fungi and some Protists) AKA -Consumers |
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Organisms that break down dead material
(Detritivores) |
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An autotroph that creates its own food from sunlight
The beginning part of the food chain |
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Heterotrophs that eat other heterotrophs (and producers) as a food source
Includes primary, secondary and tertiary levels
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A consumer that eats other consumers
"meat eater"
AKA-Heterotroph |
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| close interaction between species in which one species lives in or on the other |
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Term
Interspecific Competition |
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| competition between species that depend on the same limited resource |
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| one species succeeding over another when the growth of both species is limited by the same resource |
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Intraspecific Competition |
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competition between the SAME species that depend on the same limited resource
Example: Two lions fighting for the same zebra |
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| type of symbiotic relationship in which both organisms involved benefit |
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| relationship in an organism obtains its food at the expense of a host organism |
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Definition
| symbiotic relationship in which one organism benefits, while the other organism is neither harmed nor helped |
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Definition
| interaction in which one organism consumes another |
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| The organism being consumed by a predator |
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| species moved by humans to new geographic areas, either intentionally or accidentally |
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| Organism that eats both heterotrophs and autotrophs |
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pathway of food transfer from one trophic level to another
[image] |
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Definition
pattern of feeding in an ecosystem consisting of interconnected and branching food chains
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feeding level in an ecosystem
(Producers, primary consumers, secondary consumers, tertiary consumers ) |
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| diagram representing energy loss from one trophic level to the next (90 % lost as heat) |
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| organic material manufactured by producers |
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