Select the correct match for $X$ and $Y$.

Column $X$	Column $Y$
$(1)$ Polarity	$(P)$ Aquatic organisms can swim
$(2)$ Density	$(Q)$ Lakes do not freeze in winter
$(3)$ Latent heat	$(R)$ Water moves against gravity
$(4)$ Cohesive force	$(S)$ Water is an efficient solvent

Which one of the following is $NOT$ a symplast pathway?

The term $apoplast$ signifies

Which of the following statements is/are not incorrect?
$(i)$ Water and minerals,and food are generally moved by a mass or bulk flow system.
$(ii)$ Bulk flow can be achieved either through a positive hydrostatic pressure gradient or a negative hydrostatic pressure gradient.
$(iii)$ The bulk movement of substances through the conducting tissues of plants is called translocation.
$(iv)$ Xylem translocates organic and inorganic solutes,mainly from roots to the aerial parts of the plants.
$(v)$ Phloem translocates water,mineral salts,some organic nitrogen and hormones,from the leaves to other parts of the plants.

The terms 'apoplast' and 'symplast' were first coined by . . . . . . .

Water is the best transporting medium in plants for dissolved minerals and food molecules. Choose the correct option considering the following properties of water:
$i$. Water is in liquid form at room temperature.
$ii$. Water is the best solvent for most of the solutes.
$iii$. In pure form,its $pH$ is neutral.
$iv$. It is the most active inorganic compound.