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Question
Which ones are macronutrients?
Options
carbon, copper, phosphorus
oxygen, zinc, iron
molybdenum, magnesium, manganese
hydrogen, nitrogen, sulphur
MCQ
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Solution
Hydrogen, nitrogen, sulphur
Explanation:
Hydrogen is a non-mineral macronutrient, while nitrogen and sulphur are mineral macronutrients. The other groups each include micronutrients such as copper, zinc, iron, molybdenum or manganese.
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