Most of the lichens consist of
A. blue-green algae and Basidomycetes
B. blue-green algae and Ascomycetes
C. red algae and Ascomycetes
D. brown algae and Phycomycetes

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Correct Answer - B
(b) Lichens consist of the fungal component mycobiont, mainly Ascomycotina (only a few Basidiomycotina and Deuteromycotina) and the algal component, phycobiont which are mostly blue-green algae (Nostoc, Scytonema) or green algae (Trebouxia, Trentophila, etc.)

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