Word Count : 232

---

Lichens are symbiotic associations between a fungal partner, usually an ascomycete, and a photosynthetic partner, either green algae or cyanobacteria. They play a significant role in ecosystems and are considered important indicators of environmental health. One of their primary ecological roles is in soil formation. Lichens colonize bare rocks and surfaces, secreting acids that chemically weather the substrate, _______ ______ _____ ____ ________ __________ ___ ________ ______.
________ _______ ______ ________ ___ __________ _______ ________ ___ _________.
__________ _______ __________ ___ ___ _______ __________ ________ ___.
_______ _____ __________ ____ ______ ___ __________ ___ __________.
______ _____ ________ ____ __________ ___ ______ _______ _______ _____ _______.
______ _____ _________ __________ ________ ______ ___ __________.
_______ _______ ____ ______ ________ ___.
_______ _______ ___ ___ ________ _____ ________ ____.
__________ _____ ________ ___ _______ _____ _________ _____.
_____ _______ ____ ___ _____.
__________ __________ ___ _________ ____ ______ __________.
__________ _________ __________ ___ ____ __________ ____ _____ ______ __________ _________.
_____ ___ ____ ____ _________.
____ _______ ________ ________ _________ _________.
__________ _______ ___ ______ __________ ______.
____ __________ __________ ___ ________ ________ __________ _____ ________ _______ ___ ____.
____ ________ _________ ______ __________ ______ ______ _________ ___ _____ ______ _________.
______ ______ __________ ____ ____.
____ _______ ____ _________ _________ _________ ____ ___ _______ _____ ___.
__________ ___ _________ _______ ______ ___ _______ _________ _________.
_________ ____ ______ ___ ____ ___ _______.
Get Full Answer on WhatsApp