Grade 4 Unit 4 Living Things Vocabulary

Front

The _______________________ consists of all the living and nonliving things in an area.

Back

environment

Front

A characteristic that helps a living thing survive is a(n)

Back

adaptation.

Front

Examples of physical adaptations are _________________________.

Back

curved feet, fur color, and long legs.

Front

A (n) _____________________ adaptation is something that an animal does to help it survive.

Back

behavioral

Front

An inherited behavior an animal knows how to do without having to learn it is a(n) __________________________.

Back

instinct

Front

A gradual change in an ecosystem is called a

Back

succession

Front

Pollution is the contamination of: air., water., soil., All of the above

Back

All of the above

Front

What happens when all members of a certain species die?

Back

Extinction

Front

A community of organisms and the environment in which they live is a(n) ___________________________.

Back

ecosystem

Front

A ________________________________ occurs when there is no precipitation for a long period of time.

Back

drought