||Clay is an inorganic material. It consists of
aluminium and silicon oxides.
||The term free space is used for the part of the plant
cell andtissue whereions can freely move by
- Itis also called apparent freespace
||The in of ions along with bulk anima of
water is called mass flow of ions.
||The exchange of anions or cations of the cells %‘• ill) the ionS of the same and Ctilik alent charge of outer solution is called ion exchange.
||The equilibrium of ions between root cells and soil
solutionin the presence of fixed ionsin the root
cells is called Donna]) equilibrium.
Con-tansport The transport by which a substance indirectly drives
the active transport of several other solutes is called
Antiprot In this case, the two transported molecules moves in
Symport In this case, two molecurs move in the same direction
Essential ‘Me elements which are needed by the plants’ for
elements normal and healthy life are called essential
elements. Only 16 elements are essential elements.