GS Ch 10 Living Things in Ecosystems

nonliving parts of an ecosystem

• abiotic factors

• biotic factors

• community

• habitat

an inherited trait that increases an organism's chance of survival and reproduction in a certain environment

• adaptation

• natural selection

• coevolution

• evolution

living parts of an ecosystem

• biotic factors

• abiotic factors

• community

• organism

two or more species evolving in response to each other

• coevolution

• evolution

• natural selection

• competition

relationship between two species in which one species benefits and the other is neither harmed nor helped

• commensalism

• competition

• muturalism

• parasitism

a group of interacting populations of different species

• community

• ecosystem

• niche

• habitat

relationship between species that attempt to use the same limited resource

• competition

• coevolution

• commensalism

• predation

all living organisms in a certain area as well as their physical environment

• ecosystem

• community

• population

• species

change in the genetic characteristics of a population from one generation to the next

• evolution

• natural selection

• coevolution

• adaptation

the irreversible disappearance of a population or a species

• extinction

• prey

• predator

• competition