Which elements are needed as trace elements for healthy growth of plants?

Explanation

To answer the question about which elements are needed as trace elements for the healthy growth of plants, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Nutrient Categories**:
- Nutrients for plants are categorized into two main types: macronutrients and micronutrients.
- Macronutrients are needed in larger quantities, while micronutrients, also known as trace elements, are required in smaller amounts.

...