Multiple choice

Which of the following nutrients is not present in plant tissues in excess of 10 m mole Kg-1 of dry matter?

  1. Iron

  2. Carbon

  3. Hydrogen

  4. Oxygen

  5. Nitrogen

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

 This is the correct option. Iron is not present in plant tissues in excess of 10 m mole Kg-1 of dry matter. It is a micronutrient.