Name two leguminous plants and two non- leguminous plants which can fix nitrogen.

Explanation

To answer the question about naming two leguminous plants and two non-leguminous plants that can fix nitrogen, we can follow these steps:

### Step-by-Step Solution:

1. **Understand Nitrogen Fixation**:
- Nitrogen fixation is the process of converting atmospheric nitrogen (N₂) into ammonia (NH₃), which plants can use for growth. This process is essential because most plants cannot utilize atmospheric nitrogen directly.

2. **Identify Leguminous Plants**:
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