Unit 18 Vocab.

Front

Population is the number of how many people of things are in one place.

Back

True

Front

When something is in danger of dying out, it is __________.

Back

endangered

Front

When something is ________, it is no longer alive.

Back

extinct

Front

The ________ is the number of how many people or things are in one place.

Back

population

Front

When something is extinct, it is no longer alive.

Back

True

Front

When something is extinct, it is in danger of dying out.

Back

False