Question

1. Define the term lichen.

2. State and explain the organisms that compose a Lichen.
3. Explain how Lichens are used to establish a community or an ecosystem.​

Answer 1

Lichens are bizarre organisms and no two are alike. Lichens are a complex life form that is a symbiotic partnership of two separate organisms, a fungus and an alga. The dominant partner is the fungus, which gives the lichen the majority of its characteristics, from its thallus shape to its fruiting bodies.

Step-by-step explanation:

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