Name the following:
The pressure which is responsible for the movement of water molecules across the cortical cells of the root.
Differentiate between the following pairs on the basis of what is indicated in the brackets.
Hypotonic solution and Hypertonic solution [condition of a plant cell when placed in them]
MULTIPLE CHIOCE TYPE :
The most appropriate characteristic of a semipermeable membrane is that
(a) it has minute pores
(b) it has no pores
(c) it allows the solute to pass through but not the solvent
(d) it allows a solvent to pass through freely but prevents the passage of the solute.
Mention whether the following statements are true or false
Addition of salt to pickles prevents growth of bacteria because they turn turgid.
Name the following :
The process by which molecules distributes themselves evenly within the space they occupy