Multiple choice

Lichens, which are capable of initiating ecological succession even on a bare rock, are actually a symbiotic association of

  1. algae and bacteria

  2. algae and fungi

  3. bacteria and fungi

  4. fungi and mosses

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A lichen is a composite organism consisting of a fungus (the mycobiont) and a photosynthetic partner (the photobiont or phycobiont) (usually algae) growing together in a symbiotic relationship.