I. Regulation of metabolic activities

II. Activation of certain enzymes

III. Involved in normal functioning of the cell wall and required for the formation of mitotic spindle.

Which of the following ion is best suitable for it?

Manganese is absorbed in the form of

Which of the form of Sulphur is absorbed by plants?

For the synthesis of Auxin and activation of carboxylase, which of the following ion is involved?

Best defined function of manganese in green plants is

1. photolysis of water

2. Calvin cycle

3. nitrogen fixation

4. water absorption

Which of the following is not related to Mg?

Select the incorrect match

1. Low level of Mo, S, N – delay in flowering

2. Inhibition of cell division – due to lack of Mo, S, N, K

3. Death of tissue – due to deficiency of S, N, Cl

4. Chlorosis – due to deficiency of N, K, Mg, Fe, Mn

Which of the following does not has Sulphur?

Which of the following is not responsible for anion and cation balance?

Plants obtain Iron in the form of