Consider the matrix given below
Carbon, boron, copper, zinc, hydrogen, oxygen, Nickel, nitrogen, phosphorus, cobalt |
How many of these nutrients are macronutrients?
2
4
7
5
Macronutrients are generally present in plant tissues in large amounts (in excess of 10 mmol Kg-1 of dry matter). The macronutrients include carbon, hydrogen, oxygen, nitrogen, phosphorus, sulphur, potassium, calcium and magnesium.