Community Ecology

AP Biology· difficulty 2/5

Plant Mycorrhiza sugars P, water

The interaction between plant roots and mycorrhizal fungi shown is best classified as:

  • A

    Competition

  • B

    Mutualism (both benefit)

    check_circle
  • C

    Commensalism

  • D

    Parasitism

Explanation

Both partners benefit: the plant supplies carbohydrates while the fungus increases phosphorus and water uptake; this is a (+,+) mutualistic relationship.

Want 10 more like this — adaptive to your weak spots?

Related questions