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JAMB Biology 2012 Question 15

Question 15

Photosynthesis and Plant Nutrition

In plants, which of the following is required in minute quantities for growth?

  1. A.Copper.
  2. B.Potassium.
  3. C.Phosphorus.
  4. D.Sodium.
Show the answer and explanation

Answer: A (Copper.)

Explanation

Copper is a micronutrient (trace element) needed only in tiny amounts; potassium and phosphorus are macronutrients needed in large amounts.