any form of life
same species found in a given area
living organisms that interact in an ecosystem
living organisms in the the same area with non living organisms
geographic area with specific species that live there.
temperate deciduous forest
layer of soil, water & air that sustains life.
the position of an organism in the food web.
something that gets all its energy from the sun
something that gets all its energy from producers
something that gets its energy from primary consumers
something that gets its energy from tertiary consumer
a series of organisms related by predator-prey and consumer-resource interactions; the entirety of interrelated food chains in an ecological community.
a series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one, which in turn feeds a still larger one, etc.
any living thing
the difference in species
areas particularly rich in species, rare species, threatened species, or some combination of the kinds of species listed above.
when the communities in an ecosystem change over time
succession occurs where theres never been an ecosystem existing
when something destroys or disturbs an ecosystem and it's communities
the first of a species to move to an ecosystem
community that is in equilibrium with little to no change in species in the following years
L.F- the conditions of the environment that limit the growth of a species C.C-the number of individuals of a species that an ecosystem can support
how much the population grows over a period of time
period where there was a dramatic drop in population
major increase in human population in this time period
reaches carrying capacity, levels off
when a community stays steady
the contamination of water
water pollution casued by pipes dumping toxic waste into water sources
does not have one specific source