Plant Growth and DevelopmentHard
Question
Movement of leaves of sensitive plant, Mimosa pudica is due to
Options
A.thermonasty
B.seismonasty
C.hydrotropism
D.chemonasty
Solution
In seismonastic movement, response is made to mechanical shocks such as blows, shaking or prissure. The leaf of Minosa pudica shows spectacular sensitivity due to which plant is commonly referred to as sensitive plant or touch me not. In Mimosa, turgor changes occur in thin walled cells of pulvinus (lower side) and pulvinnules (upper side), causing folding of pinnules, drooping of compound leaves.
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