Fungus used in preparation of soya sauce is

Options

A. Penicillium glaucum
B. Penicillium notatum
C. Penicillium griseofulvum
D. Penicillium chrysogenum

Answer

To answer the question about which fungus is used in the preparation of soya sauce, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Options**: The question provides four options of fungi:
- A) Penicillium glockum
- B) Penicillium notatum
- C) Penicillium greciophilum
- D) Penicillium chrysogenum

2. **Analyze Each Option**:
- **Penicillium glockum**: This fungus is known to be involved in the fermentation process of soya sauce.
- **Penicillium notatum**: This fungus is primarily known for its role in the production of antibiotics, particularly penicillin.
- **Penicillium greciophilum**: This species is typically found in cereals and nuts but does not play a role in soya sauce production.
- **Penicillium chrysogenum**: Similar to P. notatum, this fungus is associated with antibiotic production and is found in salted products.

3. **Determine the Correct Answer**: Based on the analysis, Penicillium glockum is specifically noted for its role in the preparation of soya sauce.

4. **Conclude**: Therefore, the correct answer to the question is **Penicillium glockum**.

### Final Answer:
The fungus used in the preparation of soya sauce is **Penicillium glockum**.

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