Lichen is considered as a good example of obligate mutualism. Explain. – InterviewSolution

1.	Lichen is considered as a good example of obligate mutualism. Explain.
Answer» Lichen is a mutual association of an alga and a fungus, where the algal partner nourishes and provides shelter to fungi, intum fungi confers protection from bacterial infections and also maintains moisture for algal growth.

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