Interactions of Living Things
Terms in this set (30)
Any nonliving part of an environment
A living or once-living part in an ecosystem.
A diagram that shows the amount of energy that moves from one trophic level to another in a food chain.
Consists of a series of overlapping food chains in an ecosystem.
A diagram showing how energy passes through the trophic levels of organisms.
all of the individuals of a species in a specific area
all of the different populations in a specific area
one or more communities in an area and the abiotic factors
individual ecosystems grouped together according to the climate and the predominant vegetation
where an organism lives in order to obtain its food, water, shelter and other things it needs for survival
an organisms role in the environment including what it eats, how it gets its food, and how it interacts with other organisms
uses sunlight to create food
organism that eats plants for energy
organism that eats meat for energy
organism that eats plants and animals
An organism that gets energy by breaking down the remains of dead organisms and consuming or absorbing the nutrients.
An organism that obtains energy by feeding on other organisms
the number of organisms in the given amount of space
movement of organisms into an ecosystem
movement of organism out of an ecosystem
factors that affect the number of organisms an environment can support
Largest number of individuals of a population that a environment can support
movement of soil or rock that fall, slide or flow on slopes due to gravity
a large fire that spreads quickly over a natural area that can be started naturally by lightning or manmade
usually high water stage in which water overflows it natural or artificial banks.
Scientific study of interactions among organisms and between organisms and their environment
Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.
the position an organism occupies in the food chain- what it eats and what eats it.
The continuous process by which water moves from Earth's surface to the atmosphere and back.
An interaction between species in which one species, the predator, eats the other, the prey, for energy.
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