Name a non-metallic micronutrient

Explanation

**Step-by-Step Solution:**

1. **Understanding Micronutrients**: Micronutrients are essential elements that plants require in small amounts for their growth and development. They can be classified into metallic and non-metallic micronutrients.

2. **Identifying Non-Metallic Micronutrients**: Non-metallic micronutrients are those that do not exhibit metallic properties. Common examples include boron, chlorine, and iodine.

3. **Focusing on Boron**: Among the non-metallic micronutrients, boron is a significant one. It plays a crucial role in plant health.

...