Topic 1: Final Exam Living things in the Biosphere

Front

An organism is any living thing.

Back

True

Front

Unicellular

Back

one cell

Front

What is the one characteristic that all living things and only living things have in common?

Back

They are all made of cells

Front

What are organisms that make their own food called?

Back

autotrophs

Front

What are organisms that feed on other organisms called?

Back

heterotrophs

Front

Which terms best describe autotrophs?

Back

Plants; producers

Front

Terms that best describe heterotrophs:

Back

Animals; consumers

Front

What are humans?

Back

Heterotrophs

Front

What is any change or signal in the environment that can make an organism react in some way called?

Back

stimulus

Front

A ______________ is a basic unit of all living things.

Back

cell