Algae are to lichens as ____ are to mycorrhizae.

A) club fungi
B) plant roots
C) water molds
D) plant leaves
E) mosses

Mycorrhizae

A symbiotic association between a fungus and the roots of a vascular host plant, beneficially affecting nutrient uptake and resistance to pathogens.

Algae

Photosynthetic organisms that are primarily aquatic and can be either unicellular or multicellular.

Lichens

Lichens are symbiotic associations between a fungus and a photosynthetic partner, usually algae or cyanobacteria, living together in a mutually beneficial relationship.