Which of the following minerals is required by the plants in large quantities?
A. Phosphorus, potassium, sulfur and calcium
B. Potassium, magnesium, Iron and Zinc
C. Boron, magnesium, Iron and Zinc
D. Phosphorus, Selenium and Magnesium
Answer:A
Which of the following minerals is required by the plants in large quantities?
A. Phosphorus, potassium, sulfur and calcium B. Potassium, magnesium, Iron and Zinc C. Boron, magnesium, Iron and Zinc D. Phosphorus, Selenium and Magnesium