Which of the following elements are essential for photolysis of water?

Which element is required for nitrogen fixation.

The process by which a plant receives and utilizes the mineral nutrients for its normal growth and development is called

The mineral element which is essential for chlorophyll structure

The term protoplasm was coined by

Which of the following elements is almost non-essential for plants?

Which of the following element is present in a chlorophyll molecule?

Cell membrane is

The mineral element which maintains ribosome structure

Function of Mg and Fe is