Which element is a micro element? by Sunday | Apr 29 | Biology NECO | 0 comments A. Iron B. Magnesium C. Manganese D. Phosphorus E. Potassium. Correct Answer: Option C – Manganese Users Also Read These:Micro-organisms that cause disease in farm animals…Only specially adapted micro-organisms are found in?Which of the following nutrient element is a micro-nutrient?The factors which affect the number and the…Only specially adapted micro-organisms are found in?