What are nutrients? What are their different types?

Explanation

### Step-by-Step Solution:

1. **Definition of Nutrients**:
- Nutrients are substances that provide nourishment essential for the growth and maintenance of life. They are vital for our overall health and well-being.

2. **Importance of Nutrients**:
- Nutrients are crucial because they help maintain our life, support growth, and ensure that our bodies function properly. Without adequate nutrients, our health can deteriorate.

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