Glomus is a

Options

A. Cyanobacterium
B. Symbiotic nitrogen fixing bacterium
C. Endomycorrhizal fungus
D. Non symbiotic nitrogen fixing bacterium

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks, "Glomus is a...?" and provides multiple choice options.

2. **Analyze the Options**: The options given are:
- A) Cyanobacterium
- B) Symbiotic nitrogen-fixing bacterium
- C) Endomycorrhizal fungus
- D) Non-symbiotic nitrogen-fixing bacterium

3. **Recall Information About Glomus**: Glomus is known to be a type of fungus that forms a symbiotic relationship with plant roots. This relationship is specifically classified as endomycorrhizal.

4. **Define Endomycorrhizal Fungi**: Endomycorrhizal fungi are those that penetrate the plant roots and form structures within the root cells. They play a crucial role in nutrient exchange, particularly in the absorption of phosphorus from the soil.

5. **Function of Glomus**: The primary function of Glomus is to absorb phosphorus and transfer it to the plant, enhancing the plant's nutrient uptake. Additionally, these fungi help protect plants from root pathogens.

6. **Select the Correct Option**: Based on the information gathered, the correct answer is C) Endomycorrhizal fungus.

7. **Conclusion**: Therefore, Glomus is classified as an endomycorrhizal fungus.

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