The dry crusty layer often found on rocks is an example of _______. A. Zygote fungi B. Sac fungi C. Lichens D. Club fungi
well let use elimination method for this
cross out C
well cross out D and B too.
no nvm lichen is the answer
But some species of lichens can live on bare rocks so clara said right it's lichens.
also an intresting fact 6% of earth is covered with lichen.
Lichens are common primary colonisers of stressful habitats. They are major structural determinants of extremely cold environments, and extremely dry climates. Thus, we commonly see lichens in the Arctic and Antarctic, and as crusts on desert soils. They are also seen as the surface layer of trees, rocks, roofing tiles and exposed surfaces in many different environments.
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