Transport in plants Questions

Following apparatus is used for the measurement of transpiration

True statement about lenticels and hydathodes is

Transpiration and root pressure cause water to rise in plants by :

The water potential of pure water is:

Stomatal movement is not affected by

The cell becomes turgid in solution which is

Which one of the following is wrongly matched ?

During the ascent of sap the transpiration pull is created due to :-

Oxidation of glycolate in green cells of plants is favoured by :-

With reference to water relation of plants, consider the following statements :- (a) The mechanical work done by a chemical system during any change at constant temperature and pressure is equal to th...

Transpiration is responsible for all except :-

On the basis of the above diagram find the correct match :-

A plant cell absorbs salts in

With increase in turgidity of a cell surrounded by water the wall pressure will

Osmotic pressure is maximum in

The membrane that allows some of solute molecules to pass through it and prevent others is called

The external solution having same concentration as that of cell sap is called

The external solution having less concentration than the cell sap is called

O.P. of solution can be measured by

When a cell is placed in 0.25 M concentrated sugar solution, there is no changed in it. So the external solution is called