Which of the following is the importance of water to plant life?

Water reaches xylem from root hairs by

Examples of bulk flow by a positive hydrostatic pressure gradient and a negative hydrostatic pressure gradient are

Identify the correct statements from the following:
$I-$ Xylem transports only inorganic nutrients.
$II-$ Phloem transports only organic materials.
$III-$ There is an exchange of materials between xylem and phloem.
$IV-$ In xylem,inorganic nitrogen is present along with organic nitrogen in the form of amino acids and other components.
$V-$ Organic phosphorus and sulfur are also found in xylem tissue.

Differentiate between apoplast and symplast pathways of water movement. Which of these would need active transport?

Define the following terms:
$(1)$ Ascent of sap
$(2)$ Phloem transport