Question

Explain the symbiotic relationship in lichens.

Answer 1

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A lichen is an organism that results from a mutualistic relationship between a fungus and a photosynthetic organism. The other organism is usually a cyanobacterium or green alga. The fungus grows around the bacterial or algal cells.

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Answer 2

When two organism live in close relationship and develop a relationship that is beneficial to both. This is called as SYMBIOTIC RELATIONSHIP. Some algae and fungi live in a roots of the trees.They receive shelter and nutrition from the tree; in return they help the trees to absorb water and minerals more efficiently. Lichen is a living partnership between fungus and an alga. The fungus absorbs water and provide shelter. Whereas here the alga prepares food by the process of photosynthesis.