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06/09/2020 11:33 am
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Which one of the following elements is not an essential micronutrient for plant growth?
(a) Ca
(b) Mn
(c) Zn
(d) Cu
1 Answer
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06/09/2020 11:34 am
(a) Ca
Explanation:
Micronutrient elements are those element which is required in less quantity. These are Cu, Zn, Mn, B, Cl, Mo and Ni. Some physiologist consider Fe as micronutrient.