In plant cell, the elastic wall exerts a counter pressure to imbibitional pressure called wall pressure.

Define wall pressure

A plant cell without cell wall is called

Another term used to indicate imbibition pressure is

Assertion : To countract the increases in turgour pressure in plant cells, the cell wall produces an equal and opposite pressure, i.e. , wall pressure . Reason : When plant cells undergo endomosis, they swell but do not burst.

Compare the statements a and b Statement a. To counteract the increase in turgor preassure in plant cells the cell wall produces an equal and opposite pressure, i.e., wall pressure Statement b.When plant cells undergo endosmosis, they swell but do not burst .

Thin and elastic walls of guard cells are

Turgor pressure becomes equal to the wall pressure when

Vapour pressure is the pressure exerted by vapours