An association between roots of higher plants and fungi is called ……..

Explanation

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for the term that describes the association between the roots of higher plants and fungi.

2. **Identifying the Association**: This type of association is a symbiotic relationship where both organisms benefit from each other.

3. **Defining the Term**: The specific term used to describe this association is "mycorrhizae."

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