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DeePak RaJput

· started a discussion

· 1 Months ago

A is correct (Question: 125316.0 )

A lichen is not a single organism. Rather, it is a symbiosis between different organisms - a fungus and an alga or cyanobacterium

Question:

Which of the following symbiotic associations forms a lichen?

Options:
A) An algae and a fungus   
B) An algae and a bryophyte
C) A bacterium and a fungus
D) A bacterium and gymnosperm
Solution:
A lichen is a composite organism that arises from algae or cyanobacteria (or both) living among filaments of a fungus in a symbiotic relationship.

Abhishek Nath

· commented

· 1 Months ago

Yes. We had meant to go for A, but due to some slip-off, C got chosen. Thanks for letting us know... It is not a single organism, hence the word it is a composite organism.
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