JAMB Biology 2012 Objective — Question 15
Question 15 of 50 from the Joint Admissions and Matriculation Board (JAMB) Biology 2012 Objective paper, with the correct answer and a full explanation.
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In plants, which of the following is required in minute quantities for growth?
- A. CopperCorrect
- B. Potassium
- C. Phosphorus
- D. Sodium
Explanation
Elements needed in large quantities are called major elements or macronutrients (e.g. Potassium, Sodium, Phosphorus) while those needed in small quantities are called minor elements or micronutrients, such as Copper, Molybdenum, Zinc, Manganese and Boron.
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