Home › CBSE Class 11 › Biology › Living World and Biological Classification › A LICHEN is a symbiotic association between:
A LICHEN is a symbiotic association between:
ATwo species of fungi only, no other partner
BA fungus and an alga (photosynthetic partner)
CA fungus and a flowering plant's root tip
DA free bacterium and a free fungus together
Answer & Solution
Correct answer: B. A fungus and an alga (photosynthetic partner)
LICHENS = fungus (mycobiont, usually ascomycete) + alga (phycobiont, green or cyanobacteria). Fungus provides shelter + water; alga provides sugars. Sensitive to air pollution (used as bioindicators).
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