The nutrient medium for beer is

Options

A. Barley malt
B. Fermented rice
C. Cashew-apple
D. Potato

Answer

To answer the question about the nutrient medium for beer, we can break down the information step by step:

### Step-by-Step Solution:

1. **Understanding Beer Production**:
- Beer is an alcoholic beverage that is primarily produced through fermentation.

2. **Identifying Common Ingredients**:
- The main ingredient used in the production of beer is malted grains. The most common grain used is barley.

3. **Exploring Other Options**:
- While barley is the primary ingredient, other grains like wheat, maize, rice, and oats can also be used in beer production.
- It's important to differentiate between the uses of various ingredients:
- **Fermented Rice**: This is primarily used for producing sake, a Japanese rice wine.
- **Cashew Apple**: This is used for making wine, not beer.
- **Potato**: This is typically used for producing vodka.

4. **Conclusion**:
- Given the options provided, the correct nutrient medium for beer is **barley malt**.

### Final Answer:
The nutrient medium for beer is **barley malt**.

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