Why Are Mycorrhizal Fungi Superior to Plants at Acquiring Mineral

Multiple Choice

Why are mycorrhizal fungi superior to plants at acquiring mineral nutrition from the soil?

A) Hyphae are 100 to 1,000 times larger than plant roots.
B) Hyphae have a smaller surface area-to-volume ratio than do the hairs on a plant root.
C) Mycelia are able to grow in the direction of food.
D) Fungi secrete extracellular enzymes that can break down large molecules.