Flow of Matter and Energy

Front

What do plants use nitrogen to make?

Back

Proteins

Front

What are organisms that feed on dead matter called?

Back

Decomposers

Front

What is true about nutrients in the ecosystem?

Back

They cycle through the ecosystem in different forms to support life.

Front

What are organisms that make their own food called?

Back

Autotrophs

Front

What do animals take in during respiration?

Back

Oxygen

Front

What do animals release during respiration?

Back

Carbon dioxide

Front

What is the process by which plants convert sunlight into energy?

Back

Photosynthesis

Front

What is the role of decomposers in an ecosystem?

Back

They break down dead organic matter and recycle nutrients.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs make their own food; heterotrophs consume other organisms for energy.

Front

What is the primary source of energy for most ecosystems?

Back

The Sun