$C{a^{2 + }}$ is an essential elements in plants. The major function it performs is

The metal ion involved in stomatal regulation is?

Quantity of macronutrients that is generally found in plant is

Which of the following are considered as the roles of iron (Fe) in plants?

I. Important constituent of cytochrome

II. Activator of catalase

III. Essential for chlorophyll synthesis

Choose the correct option

Zinc is essential for the activity of which plant hormone?

Mark the statements as true/ false by choosing the correct option from the set (I-IV) given below

I. Magnesium is a constituent of chlorophyll and helps to maintain the ribosome structure

II. Calcium is needed during the formation of mitotic spindle

III. Magnesium is essential for the photolysis of water

IV. Zinc helps in sugar translocation

A plant requires magnesium for

One of the following is involved in DNA and RNA synthesis?

During photosynthesis, the splitting of water molecules contributes electrons to photosystem II. Which micronutrient is essential for this process?

Fe can be taken by plants in the form of

Essential elements perform many functions which includes

I. Permeability of the cell membrane

II. Maintenance of osmotic concentration of the cell sap

III. Major constituents of macromolecules and coenzymes

IV. Buffering action

Choose the correct option