Plant Growth and DevelopmentHard

Question

Which one of the following elements is not an essential micro nutrient for plant growth ?

Options

A.Ca
B.Mn
C.Zn
D.Cu

Solution

Micronutrient elements are those which is required in less quanitity. These are u, Zn, Mn, B, Cl, Mom and Ni.Some physiologist consider Fe as micronutrient.

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