Intro. - Unit 9 Vocabulary Review

any physical characteristic or behavior that helps an organism to better survive

• adaptation

• habitat

• evolution

• descent with modification

the interaction among organisms to better obtain resources or mating opportunities over

others in order to survive

• competition

• adaptation

• descent with evolution

• struggle for existence

another term for evolution; the idea that all organisms share a common ancestor but that species change over time due to the natural selection of favorable adaptations

• competition

• adaptation

• descent with modification

• evolution

the gradual change of living organisms over time

• habitat

• natural selection

• variation

• evolution

the place where an organism lives

• habitat

• population

• competition

• adaptation

a process of nature that favors organisms that are best adapted to their environment

• natural selection

• variation

• competition

• adaptation

creating more offspring than can be supported by the environment

• overproduction

• competition

• struggle for existence

• genetic variation

organisms of the same species that live in the same place at the same time and compete for resources such as food and water

• population

• species

• organism

• community

the passing on of genes to the next generation

• reproductive success

• struggle for existence

• genetic variation

• adaptation

a group of similar organisms that can interbreed and produce fertile offspring

• species

• population

• organisms

• community