A farmer adds Azotobacter culture to soil before sowing maize. Which mineral element will be replenished by doing so?

Explanation

To answer the question regarding which mineral element will be replenished by adding Azotobacter culture to the soil before sowing maize, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Azotobacter**:
- Azotobacter is a type of free-living bacteria found in the soil. It plays a crucial role in the nitrogen cycle.

2. **Role of Azotobacter**:
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