What are the major decomposers of the biosphere contributing to the recycling of the elements used by living things?

A fungal hyphae having 2 nuclei of different genetic types is called:

A group of horticulturists observed that orchids do not show better growth unless anappropriate fungus lives close to their roots.The given association between orchids and fungus is identified as:

A mass of hyphae is called:

A plant disease which is not caused by a fungus is:

A student prepared a temporary slide microscope culture and examined it under the microscope.The microscopic view depicts that the unknown material is