Absorption of Water
Absorption of Water: Overview
This Topic covers sub-topics such as Plasmodesmata, Absorption of Water, Apoplast, Symplast, Active Absorption and, Passive Absorption
Important Questions on Absorption of Water
Which of the following is not observed during the apoplastic pathway?

Select the path of water inside a root:

Symplast pathway of water in plants is not related to

In mycorrhiza, fungal filaments help in

Force responsible for exudation of liquid drops from the margin of the leaves is


Positive hydrostatic pressure developing in root xylem due to active solute accumulation is called

During process of active absorption of water

Which of the following pathway/s of water flow is/are done by osmosis?

Which of the following is required for the 'uphill transport' of substances through a membrane?

A portion of a transverse section of the root is shown in the diagram. Identify A-H in the given diagram and choose the correct option.

Which of the following statements are correct?
i. Symplast and vacuolar pathway are in living part of the cell.
ii. Symplast interconnects the nearby cell through plasmodesmata.
iii. Water passes through the tonoplast in vacuolar pathway.
iv. Apoplast is fastest and operates in the nonliving part.

Several horticultural techniques are followed for the production of 'bonsai' plants. One of them is drastic pruning of root system. Which of the following physiological factor is involved in that method

Arrange the following in the pathway of water movement in the root.
I. Cortex
II. Epidermis
III. Pericycle
IV. Endodermis
The correct answer is

The apoplast is the system of adjacent cell walls that is continuous throughout the plant except at the

When the concentration of the soil solutes is low the absorption of water

Cell walls of root hairs for absorbing water must be

Absorption of water by a root is increased by

Water will be absorbed by root hairs when

Hydrophilic nature, freely permeable and selectively permeable are the characteristics of respectively.
