Which of the Following Would Be in the Lowest Concentration

Question

Which of the following would be in the lowest concentration in an actively growing shoot tip?
A)zinc
B)nitrogen
C)phosphorus
D)potassium
E)calcium

Accepted Answer

Zinc is not a major macronutrient and is required in much lower concentrations compared to the other nutrients listed. Additionally, actively growing shoot tips require high levels of nitrogen, phosphorus, potassium, and calcium for growth and development.