Terms in this set (36)
Organisms that have adapted to living in water environments.
An organism that gets its energy from an abiotic source; a producer.
A non-living part of an ecosystem. ie. water, sunlight, climate.
A series of ecosystems that have relatively the same abiotic and biotic factors spread over a large area.
The part of the earth including air, land, surface rocks, and water, within which life occurs.
A living part of an ecosystem. ie. plants, animals, insects.
A pathway by which a chemical element or molecule moves through both biotic and abiotic compartments of the Earth. For example the water cycle, nitrogen cycle or carbon cycle.
The cycle describing the movement of carbon between the biosphere and the nonliving world.
An animal that eats only other animals.
An organism that obtains energy by feeding on other organisms.
Organisms compete for the limited number of biotic and abiotic factors.
Organisms that benefit an ecosystem by returning nutrients to the soil and by breaking down dead organisms. (Bacteria, fungi)
Also known as a decomposer. An organism that feeds on waste products or dead organic material.
All living (biotic) and non-living (abiotic) things that interact in an area.
The surroundings or conditions in which an organism operates.
A series of events in which one organism eats another.
The pattern of overlapping food chains in an ecosystem.
The environment in which an organism lives.
An animal that eats only plants.
A consumer. They are unable to produce their own food, but instead use food make by producers or eat other organisms.
Any nonnative species that significantly modifies or disrupts the ecosystems it colonizes.
Anything that restricts the number of individuals living in a population.
An organism's particular role in an ecosystem.
The cycle through which gaseous nitrogen is turned into nitrate.
An animal that eats both plants and animals.
An individual plant, animal, or single-celled life form.
The movement of oxygen within the atmosphere, biosphere, and lithosphere.
A process in which light energy becomes chemical energy using carbon dioxide and water.
Organisms of one species living together in the same place at the same time.
A carnivore that hunts and kills other animals for food.
An animal that a predator feeds upon.
Organisms that use sunlight to make food.
An organism that feeds on dead material or refuse.
A close relationship between two organisms in which at least one of the organisms benefits.
An inhabitant of the Earth.
Levels or rankings of how organisms obtain their energy or food source.