Question

Which one of the following are micro-nutrients?

• A. Phosphorus
• B. Potassium
• C. Nitrogen
• D. Boron

Answer 1

The correct option is D

Boron

The Correct option is D

Explanation of the correct option:

1. There are seventeen nutrients that are essential for plants. They are classified into:
2. Macronutrients: which are required in large quantities such as nitrogen, phosphorus, potassium, calcium, magnesium, sulphur.
3. Micronutrients: which are required in trace quantities such as iron, manganese, boron, zinc, copper, molybdenum, and chlorine.

Explanation of the incorrect option:

Option A:

Phosphorus - Macronutrient.

Option B:

Potassium - Macronutrient.

Option D:

Nitrogen - Macronutrient.

Final answer: Boron is the micronutrient in the given options.