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Biology · May / June 2020 · Paper 12 · Question 5

5090Mineral nutrition

What is the effect on plants of a lack of magnesium ions?

  1. AChlorophyll production is reduced.
  2. BLeaves turn dark green.
  3. CStarch production increases.
  4. DYoung leaves wilt.

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Correct answer: A. Chlorophyll production is reduced.

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