Vocabulary
Interactions
Flow of Energy
Cycles and Succession
Misc.
100
The study of living things
What is Biology
100
Occurs when more than one organism uses the same resources at the same time.
What is competition.
100
An organism that collects energy from the sun.
What is an autotroph
100
The exchange of matter through the biosphere.
What is biogeochemical cycles.
100
The tested factor in an experiment that impacts the outcome of the results.
What is independent variable.
200
Living factors in an organisms ecosystem
What is Biotic Factors
200
Act of one organism consuming another one.
What is predation.
200
A simple model that shows how energy flows.
What is a food chain.
200
The "fixing" of nitrogen to allow it to be usable by plants.
What is nitrogen fixation.
200
Organism that gets its energy by other means.
What is heterotroph.
300
The group exposed to the factor being tested.
What is experimental group
300
Relationship between two or more organisms that live closely together and benefit from each other.
What is mutualism.
300
Each step in a food chain, web, or energy pyramid.
What is a tropic level.
300
The loss of water through the leaves of plants.
What is transpiration.
300
The most abundant element in the atmosphere.
What is Nitrogen.
400
The portion of the earth that supports life.
What is the Biosphere
400
One organism benefits the other is not affected.
What is commensalism.
400
Organism that eats fragments of dead matter in an ecosystem.
What is a detritivores.
400
Early species found in the first stages of succession.
What is pioneer species.
400
An individual living thing.
What is an organism.
500
A large group of ecosystems that share the same climate and have similar types of communities.
What is a biome.
500
One organism benefits at the expense of another organism.
What is parasitism.
500
The name for the energy lost as it moves through the ecosystem.
What is entropy.
500
area in the range of tolerance where species are infrequently found.
What is zone of physiological stress.
500
Anything that causes some sort of a reaction from an organism.
What is a stimulus.
M
e
n
u