Question

Name the two components in the thallus of lichen

Answer 1

In addition to growing on tree parts, lichenscan be found on dead wood, rocks, soil, tombstones, or other sunny places. 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.

Answer 2

Hello Students,

● Answer -

Two components in thallus of lichens are algae & fungi.

● Explanation -

• Lichens are type of symbiotic relationship between algae & fungi.
• Thallus is the vegetative part of lichens.
• It is composed of algae & fungi.
• Based on morphology of thallus, lichens are divided into following types -
• crustose lichens - encrusting
• foliose - leaf-like
• fruticise - finger-like projections
• squamulose - flat overlapping scales

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