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31 Cards in this Set

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ecology
The science of the relationships between organisms and their environments.
relationships
individual
A single animal or plant as distinguished from a species, community, or group.

one organism
one
population
All the organisms that constitute a specific group or occur in a specified habitat.

one species
species
community
A group of plants and animals living and interacting with one another in a specific region under relatively similar environmental conditions. The region occupied by a group of interacting organisms.

more than one species
more than one
ecosystem
a system formed by the interaction of a community of organisms with their physical environment
biosphere
The part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life.
abiotic
all of the nonliving things
biotic
all of the living things
energy
power, something that supplies it
producer
an organism that gets their food from photosynthesis
consumer
an organism that takes or eats other things
decomposer
bacteria or fungi that breaks down materials such as dead plants and animals
herbivore
an organism that eats only plants
carnivore
an organism that eats only meat
omnivore
an organism that eats plants and meat
scavenger
an organism that searches and eats dead animals and plant like vultures
food chain
in an ecosystem, the chain that shows what animals eat others and the food energy
food web
a bunch of food chains put together
energy pyramid
a diagram that shows how the energy flow from one organism to another
limiting factor
a limited source such as food, water, shelter, room
carrying capacity
the limited amount of organisms a place can hold
predator
an organism that eats another organsim
prey
an organism that is get eaten by another organism
competition
a fight between two or more organisms for food, shelter, or room
adaptation
something that is changing to be better
symbiosis
how two organisms benefit from each other
symbiosis
how two organisms not necessarily benefit from each other
mutualism
how two organisms benefit from each other
commensalism
how two organisms gets benefits and the other is unaffected
parasitism
how two organisms interact and one gets benefits while the other is being damaged
host
the one being damaged during parasitism