The symbiotic association of fungi with plants is known as ___ which is formed by many members of the fungal genus _____.

Options

A. Mycorrhiza, Glomus
B. Mycorrhiza, Penicillium
C. Lichen, Trebauxia
D. Lichen, Rhizocarpon

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the term that describes the symbiotic relationship between fungi and plants, as well as the specific genus of fungi that is commonly involved in this association.

2. **Identifying the Symbiotic Association**: The symbiotic association between fungi and the roots of higher plants is known as **mycorrhiza**. This relationship is beneficial for both organisms involved.

3. **Understanding Mycorrhiza**: In this association, the fungi help the plants absorb water and nutrients from the soil, while the plants provide carbohydrates and other organic substances to the fungi.

4. **Identifying the Fungal Genus**: The fungal genus that is commonly associated with mycorrhiza is **Glomus**. Members of this genus form arbuscular mycorrhizal associations with the roots of many plants.

5. **Final Answer**: Therefore, the complete answer to the question is: The symbiotic association of fungi with plants is known as **mycorrhiza**, which is formed by many members of the fungal genus **Glomus**.

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