Easy
Which organisms participate in Lichen?
Explanation
Explanation
A lichen is a symbiotic (mutually beneficial) partnership between a fungus and algae (or sometimes cyanobacteria). The fungus provides shelter and moisture, while the algae make food through photosynthesis for both. So the correct pairing is Algae – Fungi, option (1).
PRO TIP
Re-check your working by substituting the answer back into the original question.