Question

criteria of essentiality??​

Answer 1

A plant cannot complete its life-cycle in the absence of the element. The action of the element must be specific, with no other element being able to completely substitute for it. The element must be shown to be directly involved in the nutrition of the plant.

Answer 2

Answer:

Nutrients:

A plant cannot complete its life-cycle in the absence of the element.

The action of the element must be specific, with no other element being able to completely substitute for it.

The element must be shown to be directly involved in the nutrition of the plant.