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KEY CONCEPT Fungi recycle nutrients in the environment.

KEY CONCEPT Fungi recycle nutrients in the environment. Fungi may be decomposers, pathogens, or mutualists. Fungi and bacteria are the main decomposers in any ecosystem. decompose dead leaves, twigs, logs, and animals return nutrients to the soil can damage fruit trees and wooden structures.

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KEY CONCEPT Fungi recycle nutrients in the environment.

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  1. KEY CONCEPTFungi recycle nutrients in the environment.

  2. Fungi may be decomposers, pathogens, or mutualists. • Fungi and bacteria are the main decomposers in any ecosystem. • decompose dead leaves, twigs, logs, and animals • return nutrients to the soil • can damage fruit trees and wooden structures

  3. human diseases include ringworm and athlete’s foot • plant diseases include Dutch elm disease • Fungi can act as pathogens.

  4. lichens form between fungi and algae • mycorrhizae form between fungi and plants • Fungi can act as mutualists.

  5. Fungi can act as mutualists. • relationships form between fungi and some insects

  6. Fungi are studied for many purposes. • Fungi are useful in several ways. • as food • as antibiotics • as model systems for molecular biology

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