12 terms

Ecology 1

STUDY
PLAY

Terms in this set (...)

predation
An interaction in which one organism captures and feeds on another organism
parasitism
A type of symbiosis in which one organism lives with, on, or in a host and harms it.
mutualism
A symbiotic relationship in which both organisms benefit
ecosystem
A community of organisms and their abiotic, or nonliving, environment and their interactions
commensalism
A relationship between two organisms in which one organism benefits and the other is unaffected
limiting factor
Any biotic or abiotic factor that restricts the existence, numbers, reproduction, or distribution of organisms.
carrying capacity
Largest number of individuals of a population that a environment can support
abiotic
nonliving factors in an ecosystem.
biotic
living factors in the environment.
ecology
Scientific study of interactions among organisms and between organisms and their environment
density dependent factor
factors that affect a population based on the density of the population; such as predation and diseases
density independent factor
A factor that influences population growth that does not depend on the density of the population; such as natural disasters