Give two examples of roughage.

Explanation

### Step-by-Step Solution

1. **Understanding Roughage**: Roughage, also known as dietary fiber, is an essential component of a balanced diet. It consists of parts of plant foods that the body cannot digest. Despite being indigestible, roughage plays a crucial role in maintaining digestive health.

2. **Functions of Roughage**: Roughage helps in the elimination of waste products from the body and prevents constipation. It also aids in the digestion of other nutrients, making it an integral part of a healthy diet.

3. **Identifying Examples**: There are many foods that are high in roughage. Common examples include:
- **Green Leafy Vegetables**: These are rich in fiber and are essential for a healthy diet.
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