The shortest time interval in which a wave motion completely repeats itself (i.e., makes one complete. vibration or oscillation) is called the. a. amplitude d. frequency. b. period e. speed. c. wavelength. ____ 3.
A mycorrhiza (Greek: Î¼ÏÎºÏÏ, mykÃ³s, fungus, and ÏÎ¯Î¶Î±, riza, root, pl. mycorrhizae or mycorrhizas) is a symbiotic association between a fungus and the roots of a vascular host plant. The term mycorrhiza refers to the role of the fungi in the plants' rhizosphere, its root system. Mycorrhizae play important roles in soil biology and soil chemistry.
What They Are and A Few Interesting Facts. 1  Mycorrhizal fungi colonize the roots of many plants. 2  Mycorrhizal fungi dont harm the plant; on the contrary, they develop a symbiotic relationship that helps the plant be more efficient at obtaining nutrients and water.hat They Are and A Few Interesting Facts. 1  Mycorrhizal fungi colonize the roots of many plants. 2  Mycorrhizal fungi dont harm the plant; on the contrary, they develop a symbiotic relationship that helps the plant be more efficient at obtaining nutrients and water.