1.1. Fig. 1 shows a drawing of the cross-section of a plant root.

The transport tissues are labelled.

Fig. 1

Name the structure labelled X.

1.2. Name the substances that are primarily transported in the phloem.

1.3. Complete Table 1 below with a tick (✓) or ticks to represent the direction(s) of movement of substances in the phloem and structure X.

Table 1

1.4. The flow of water from the roots to the leaves via the vascular network is an important process in plants.

 Name this process.