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Question
Lichens are association of ______.
Options
bacteria and fungus
alga and bacterium
fungus and alga
fungus and virus
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Solution
Lichens are association of fungus and alga.
Explanation:
Lichens are an association of algae and fungi. This symbiotic relationship is mutualistic, where the algal component synthesizes organic food, which is utilized by both partners, while the fungal component offers water, minerals, and protection from desiccation and temperature extremes to the alga.
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