Cycle of Matter in Ecosystems

Front

Diagram showing the cycle of matter through ecosystems.

Back

Plants take in carbon dioxide and produce oxygen through photosynthesis.

Front

Nitrogen is found in these two places.

Back

Air and soil

Front

Plants take nitrogen from this source.

Back

Soil

Front

Animals get nitrogen by doing this.

Back

Eating plants or other animals

Front

Role of decomposers in the nitrogen cycle.

Back

Return nitrogen to the soil from dead plants and animals

Front

What happens to nitrogen when plants and animals die?

Back

Decomposers return it to the soil

Front

Natural wastes contribute to this cycle.

Back

Nitrogen cycle

Front

The process that returns nitrogen to the soil.

Back

Decomposition

Front

Nitrogen is essential for these living organisms.

Back

Plants and animals

Front

The main elements involved in the nitrogen cycle.

Back

Nitrogen, plants, animals, decomposers