Deficiency of which of these elements cause necrosis in plants?

Magnesium

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Calcium

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Copper

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Potassium

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Solution

The correct options are
A
Magnesium

B
Calcium

C
Copper

D
Potassium

Necrosis is a condition in which cells or tissues die or degenerate. In a plant, necrosis usually causes the leaves, stems and other parts to darken and wilt away. it is not a disease. it's more of a symptom of a disease or other distress experienced by the plants. It's due to the deficiency of magnesium, calcium, copper and potassium.

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