Answer:
carbon dioxide (CO2) and water (H2O) from the air and soil, and sunlight
Explanation:
Answer:
Matter cycles throughout the environment in both the oxygen and nitrogen cycle. The nitrogen cycle involves nitrogen-fixing bacteria, lightning, and decaying organic matter. The oxygen cycle involves carbon dioxide and oxygen gases as well as the process of photosynthesis.
Explanation:
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Answer:
grass, shrubs, lichens, trees.