Iron is present in which of the following?

Which mineral element is essential for various nitrogen-fixation processes?

We know that plants require nutrients. If we supply these in excess,will it be beneficial to the plants? If yes,how? If no,why?

Select the correct option:
$(1)$ Magnesium / Manganese is a component of the ring structure of chlorophyll.
$(2)$ Copper / Boron is essential for the translocation of carbohydrates through the phloem.

Which mineral element is essential for the repair of damaged cells?

Plants requiring two metallic compounds (minerals) for chlorophyll synthesis,are