Absorption of Water

IMPORTANT

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

MEDIUM
IMPORTANT

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

MEDIUM
IMPORTANT

Select the path of water inside a root:

EASY
IMPORTANT

Symplast pathway of water in plants is not related to

EASY
IMPORTANT

In mycorrhiza, fungal filaments help in

EASY
IMPORTANT

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

MEDIUM
IMPORTANT

Select an incorrect statement.

EASY
IMPORTANT

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

EASY
IMPORTANT

During process of active absorption of water

HARD
IMPORTANT

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

MEDIUM
IMPORTANT

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

HARD
IMPORTANT

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. 

Question Image

HARD
IMPORTANT

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.

EASY
IMPORTANT

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

EASY
IMPORTANT

Arrange the following in the pathway of water movement in the root.

I. Cortex

II. Epidermis

III. Pericycle

IV. Endodermis

The correct answer is

EASY
IMPORTANT

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

EASY
IMPORTANT

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

EASY
IMPORTANT

Cell walls of root hairs for absorbing water must be

EASY
IMPORTANT

Absorption of water by a root is increased by

EASY
IMPORTANT

 Water will be absorbed by root hairs when

EASY
IMPORTANT

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