Hydathodes are similar to stomata in plant physiology. State giving reson whether true or false.
True. Hydathodes are the modified pore in leaves that exudes drops of water.
Which of the following statements are true and which ones are false? Give reason in support of your answer.
(a) Potometer is an instrument used for demonstration of transpiration occurring from the lower surface of a leaf.
(b) Hydathodes are similar to stomata in plant physiology.
(c) Atmospheric humidity promotes transpiration from a green plant.
(d) Some desert plants have sunken stomata on their leaves.
(e) Most transpiration occurs during midday.
State whether true or false :
Cation and anion exchange resins are used in the ion-exchange process.