Which one gives the most valid and recent explanation for stomatal movements ?
Starch hydrolysis
Guard cell photosynthesis
Transpiration
Potassium influx and efflux
Active K+ transport theory -
This is the most accepted theory of stomatal movements.
- wherein
Given by Fujino (1959) and modifies by Levitt (1974).
transport theory for stomatal opening and closing is most accepted.
Option 1)
Starch hydrolysis
This is incorrect option
Option 2)
Guard cell photosynthesis
This is incorrect option
Option 3)
Transpiration
This is incorrect option
Option 4)
Potassium influx and efflux
This is correct option