EASY

Earn 100

Define matric potential.

Important Questions on Transport in Plants

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Process of osmosis shall cease when

MEDIUM

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

The ability of the venus fly trap to capture insects is due to

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Identify the correct statements regarding the hypotonic solution from the given options below.

MEDIUM

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Percentage of water left in the soil when a plant wilts, is known as:

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

When certain solute particles are added to the pure solvent the diffusion pressure of the resulting solution lowered by an amount repressed in terms of:

MEDIUM

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Which one of the following denotes the water potential of the mesophyll cell in wilted condition?

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Grapes immersed in water would shrink if

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

The phenomenon of recovery of turgidity due to endosmosis of water is known as _____.

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

A solution of sucrose (molar mass $= 342$ ) has been prepared by dissolving $68.4 g$ sucrose in $1 kg$ water.

$K_{f} of H_{2} O = 1.86 K kg {mol}^{- 1}$ and vapour pressure of water at $298 K$ is $0.024 atm$ .

The osmotic pressure of the solution at $298 K$ is

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

The value of the osmotic potential of an electrolyte is always

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Cells absorb water by:

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

How water rises from the rhizoids of Riccia to its assimilatory filaments ? It is through

MEDIUM

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

Whose water potential is less than the water potential of root hair during the water absorption by root hair?

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

How the molecules of water would behave if pure water is separated from a colloidal suspension with the help of a selectively permeable membrane. It would cause a net movement of water to

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

A plant cell placed in water reaches its maximum volume when its V_s = _____.

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

The mathematical expression of diffusion pressure deficit is

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

A cell is deplasmolysed when placed in a _____ (hypotonic/hypertonic) solution

EASY

Biology>Plant Physiology (Functional Organisation)>Transport in Plants>Plant Water Relations

In flaccid cell, y = _____.