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Ecology Review

Fletcher's Ecology Review

TermDefinition
Carrying capacity The amount of a population that can be sustained in an area over time
Population The amount of a specific living thing in a given area
Ecosystem Biotic and abiotic things that interact in a given area
Biotic Living things in an ecosystem
Prey Living things that are hunted by other living things
Logistic A type of population graph that shows a carrying capacity
Omnivore Animals that may eat plants and animals
Top Consumer Animal that has no natural predators
Primary consumer Hervbivores and Omnivores may be this in an energy pyramid
Producer Organisms that can make their own food from sunlight energy
Limiting factors Food, space, water & energy
Competition When resources are limited __________ increases
Symbiosis Organisms that have a very close living relationship
Carbon dioxide Animals exhale it; plants consume and store it
Carnivores Animals that are only able to eat meat
Niche The jobs an organism does in its ecosystem
Community A group of populations in an area
Mutualism A symbiotic relationship in which both organisms benefit
Commensalism A symbiotic relationship in which one organism benefits and the other is unharmed
Parasitism A relationship in which one benefits and the other is harmed
Exponential Population graph without any restrictions
Meat Something all secondary consumers must be able to eat
Heterotroph Organisms that cannot make their own food so they need other sources
Predator An organism that hunts for its food
Marine Another name for the ocean habitat
Lichen a pioneer species on a volcanic island
Primary The type of succession that occurs after a volcano
Secondary The type of succession that occurs on land where there has been a forest fire
Grass A pioneer species of secondary succession
Soil Something that Primary succession doesn’t begin with
ClimaxCommunity The end result of succession
Equilibrium When _____ occurs in and area, succession stops happening
Created by: coach_fletcher
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