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vocabulary 18.1 & 18.2
vocabualry
18
Biology
10th Grade
10/06/2010

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Term
Ecology
Definition
The study of interations betwee organisms and the liling and non-living components, of thier enviorment.
Term
Ecological model
Definition
Models to help understand enviormental interactions and to make predictions about possible changes.
Term
biosphere
Definition
the art of the earth where life exists; includes all of the living organsms on earth.
Term
Ecosystems
Definition
a community of organisms and their abotic enviorment.
Term
Community
Definition
A group of various pecies that live in the same habitat and iteract with each other.
Term
Population
Definition
includes all the mebes of a species that live in one place and one time.
Term
Habitat
Definition
A plce where an orgnism lives.
Term
Biotic Factors
Definition
include all of the living things that affect the organism.
Term
Abiotic factors
Definition
Are physical and chemical characteristics ofthe enviorment.
Term
Tolerance Curve
Definition
A graph of performance versus valuables of an enviormental variable, such as tempurature.  
Term
acclimation
Definition
an organisms change in response to a change  in the organisms enviroment.
Term
Conformers
Definition
oranisms that do ot regulate thier internal conditions; they change as thie external enviorment changes.
Term
Regulators
Definition
organisms that use energy to control some of their internal conditions.
Term
Dormancy
Definition
A longer-term strategy is to enter a state of reduced activity.
Term
Migration
Definition
strategy to move to a more favorable habitat.
Term
niche
Definition
The specific role or ,or way of life, of an organism within its enviorment.
Term
Generalists
Definition
spiecies with broad niches.
Term
Specialists
Definition
an individual or a species that is adapted to a particular environmental factor or ecological niche and that can tolerate only a narrow range of conditions.
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