Question

______ nutrients are needed in small quantity for plants and are called ______.

• A. Eight
• B. Micronutrients

Answer 1

Micronutrients:

1. Micronutrients or trace elements are needed in very small amounts (less than 10 mmole Kg –1 of dry matter).
2. There are eight major micronutrients.
3. These include iron, manganese, copper, molybdenum, zinc, boron, chlorine, and nickel.

Final answer: 8 nutrients are needed in small quantities for plants and are called Micronutrients.