Science Unit 4 Vocabulary

All the living and nonliving things that surround and affect an organism

• environment

• adaptation

• instinct

• succession

A trait or characteristic that helps an organism survive

• adaptation

• physical adaptation

• behavioral adaptation

• instinct

An adaptation to a body part

• adaptation

• physical adaptation

• behavioral adaptation

• instinct

Something an animal does that helps it survive

• adaptation

• physical adaptation

• behavioral adaptation

• instinct

A behavior that an animal begins life with and that helps it meet its needs

• adaptation

• physical adaptation

• behavioral adaptation

• instinct

A gradual change in the kinds of organisms in an ecosystem

• environment

• succession

• adaptation

• extinction

When all members of a species are no longer living or existing

• environment

• succession

• adaptation

• extinction