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  • Biology Mixed Test - 1
  • Which of the following is not an essential mineral elemen...
Multiple choice

Which of the following is not an essential mineral element for plants?

  1. Potassium

  2. Magnesium

  3. Calcium

  4. Lead

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Lead is not an essential mineral element for plants. 

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