Answers

2016-05-04T11:48:55+05:30
Lichen, it's a symbiosis between different organisms- algae and fungi.
Algae prepare food for fungi as it contains chlorophyll.
Fungi provides shelter for algae.
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2016-05-04T11:51:11+05:30
LICHENS ⇒
Lichen is an organism formed by intimate association between a fungus & an alga. 
The fungal component is MYCOBIONT  & algal component is called PHYCOBIONT .
The alga prepares food for fungi nd the fungi provides the structural covering for protecting alga frm unfavorable conditions.
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