Which of the following are included under micro nutrients:
A. sodium, carbon and hydrogen
B. magnesium, nitrogen and silicon
C. sodium, cobalt and selenium
D. calcium, sulphur and potassium
Answer:C
Which of the following are included under micro nutrients:
A. sodium, carbon and hydrogen B. magnesium, nitrogen and silicon C. sodium, cobalt and selenium D. calcium, sulphur and potassium