Flow of Matter and Energy

Front

What is the role of decomposers in the ecosystem?

Back

They break down dead organisms and recycle nutrients.

Front

The primary or base level is formed by the autotrophs, also known as ____

Back

producers

Front

The organisms that eat the primary consumers are called _________?

Back

secondary consumer

Front

The atoms that make up the organisms in an ecosystem are cycled repeatedly between the living and nonliving parts of the ecosystem. True or False?

Back

True

Front

Which of the following is the name given to organisms that make their own food?

Back

autotrophs

Front

What are autotrophs?

Back

Organisms that produce their own food using sunlight or chemical energy.

Front

What are heterotrophs?

Back

Organisms that cannot produce their own food and must consume other organisms.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

What is the difference between primary consumers and secondary consumers?

Back

Primary consumers eat producers (plants), while secondary consumers eat primary consumers.