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

By cutting the ring of phloem,which of the following processes is affected?

Which of the following is not observed during the apoplastic pathway?

The phenomenon of guttation:

Select the correct option regarding the vascular tissues in plants.

Which of the following statements are correct regarding the factors affecting the absorption of water by plants?
$(i)$ In plants,the rate of water absorption is minimum at a soil temperature of $20^{\circ}C$ to $30^{\circ}C$.
(ii) The presence of capillary water is essential in the soil.
(iii) Poorly aerated soil shows a poor absorption rate.
(iv) $A$ low transpiration rate accelerates the rate of absorption of water in irrigated soil.
$(v)$ $A$ high concentration of solutes in soil water reduces the rate of absorption of water.