Mineral Nutrition Question 16

16. Which one of the following elements is not an essential micronutrient for plant growth?

(a) $Zn$

(b) $Cu$

(c) $Ca$

(d) $Mn$

Show Answer

Answer : c

Hints & Solution

(c) Essential micro elements are $Fe, Mn, Zn$, $B, Cu, Mo$ and essential macronutrionts are $C, H, N, P, S, Ca, K, Mg$.