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What are the two components of lichen?

A lichen is an unusual organism because it consists of two unrelated organisms, an alga and a fungus. These two components exist together and behave as a single organism. Two components in thallus of lichens are algae & fungi. Lichens are type of symbiotic relationship between algae & fungi.

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In respect to this, what 2 organisms make up a lichen?

Characteristics. A lichen is a combination of two organisms, a green alga or cyanobacterium and an ascomycete fungus, living in a symbiotic relationship.

why lichens are called dual organisms? Lichens are said to be dual organisms because they shows a symbiotic association between a fungus and a alga.

Keeping this in consideration, what are lichens in science?

A lichen, or lichenized fungus, is actually two organisms functioning as a single, stable unit. Lichens comprise a fungus living in a symbiotic relationship with an alga or cyanobacterium (or both in some instances).

What are lichens give two examples and one use?

It is believed that the alga contributes organic food from photosynthesis, while the fungus is protected from high light intensity and is able to absorb water and mineral salts. Lichens are used as source of food and also for medicinal purposes. Dirinaria picta, Gyalectales can be two examples.

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