A young plant showing yellow leaves is likely NOT to be deficient in?

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Biology JAMB 1985

A young plant showing yellow leaves is likely NOT to be deficient in?

  • calcium
  • magnesium checkmark
  • potassium
  • boron

The correct answer is: B

Explanation

 

Magnesium deficiency appears on older leaves first as they become yellow between the veins and around the edges.

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