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Ecology Test
Vocabulary Words
24
Biology
9th Grade
09/20/2013

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Term
Quantitative
Definition
An observation that includes numbers
Term
Qualitative
Definition
An observation which does not include numbers
Term
independent
Definition
the variable that is controlled by the scientist; is found on the bottom (x-axis) of a graph
Term
dependent
Definition
The variable that is not controlled by the scientist; is found on the side (y-axis of a graph)
Term
hetero
Definition
different
Term
homeo
Definition
same
Term
autotroph
Definition
producer "self feeder"
Term
heterotroph
Definition
consumer "different feeder"
Term
biotic
Definition
living organism
Term
abiotic
Definition
non living organism
Term
population
Definition
a group of organisms that can be sustained in an ecosystem
Term
carrying capacity
Definition
the maximum number of organisms that can be sustained in an ecosystem
Term
photosynthesis
Definition
to make using light
Term
volume
Definition
amount of space an object takes up
Term
mass
Definition
the amount of matter in an object
Term
energy pyramid
Definition
diagram that shows an ecosystems loss of energy
Term
food web
Definition
diagram showing energy flow through an entire ecosystem
Term
omnivore
Definition
eats both plants and animals
Term
combustion
Definition
process in which fossil fuels get released into the atmosphere through burning
Term
global warming
Definition
warming of earth's atmosphere due to an increase in greenhouse gasses
Term
mutualism
Definition
both organisms benefit
Term
commensalism
Definition
one organism benefits and one is uneffected
Term
parasitism
Definition
1 organism benefits and 1 organism is harmed
Term
decomposer
Definition
breaks down dead plants and organisms
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