Mycorrhizal fungi are sometimes purposely introduced to new areas of land that are used for growing plants for commercial uses (e. g., landscaping, crop production, timber production). what would be the benefit of doing this?

The fungi help facilitate horticulture, agriculture and forestry.

Explanation:

A mycorrhizal association is a symbiotic mutualistic association between the land plants and the fungi. The fungus colonizes over the host plant roots and supplies mineral nutrients from the soil in return the plant receive sugars by the process of photosynthesis.

Thus the fungi will help in healthy growth of plants. Hence, facilitate in horticulture, agriculture and forestry.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.