Give the economic importance of lichens – InterviewSolution

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1.	Give the economic importance of lichens
Answer» <p>The economic importance of lichens are as follows −</p><p>Early colonizers in barren dry and naked rocks, cliffs, mountains and new terrains.</p><p>It paves the way for the growth of mosses and grasses.</p><p>Staple food for many animals in tundra region.</p><p>Used as biological stain.</p><p>Source for litmus paper which is used as pH indicator.</p><p>Used in in making perfumes.</p><p>Used for the preparation of ointment for the treatment of burns and wounds.</p><p>Decrease in lichens in an area is indicative of air pollution especially Sulphur dioxide pollution.</p>

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