Details

Title: 2.1 vocab

Description: Glencoe Science Biology textbook, Flordia Edition, National Geographic

Total Flash Cards: 13

Created: 09/09/2009 19:42:53

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Cards in this set:

Term
abiotic factors
 Definition
the nonliving parts of an organism's environment; air currents, temperature, moisture, light, and soil are examples.
Term
biological community
 Definition
a community made up of interacting populations in a certain area at a certain time
Term
biosphere
 Definition
portion of Earth that supports life; extends from high in the atmosphere to the bottom of the oceans
Term
biotic factors
 Definition
all the living organism that inhabit an environment
Term
commensalism
 Definition
symbiotic relationship in which one species benefits and the other species is neither harmed nor benefited
Term
ecology
 Definition
scientific study of interactions between organisms and their environments
Term
ecosystem
 Definition
interactions among populations in a community; the community's physical surroundings, or abiotic factors
Term
habitat
 Definition
place where an organism lives out its life
Term
mutualism
 Definition
a symbiotic relationship in which both species benefit
Term
niche
 Definition
role or position a species has in its environment; includes all biotic and abiotic interactions as an animal meets its needs for survival and reproduction
Term
parasitism
 Definition
symbiotic relationship in which one organism benefits at the expense of another, usually another species
Term
population
 Definition
group of organisms all of the same species, which interbreed and live in the same place at the same time
Term
symbiosis
 Definition
permanent, close association between two or more organisms of different species