Which of the following groups consists of only micro-nutrients?

Biology

WAEC 2000

A. Molybdenum, sulphur and copper
B. Boron, Zinc and Calcium
C. Manganese, molybdenum and zinc
D. Magnesium, phosphorus and manganese.

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Correct Answer: Option C

Explanation

Micronutrients (also known as trace elements) are essential nutrients required by plants and organisms in very small quantities. The standard list of plant micronutrients includes Boron (B), Zinc (Zn), Manganese (Mn), Iron (Fe), Copper (Cu), Molybdenum (Mo), and Chlorine (Cl).

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