Arrange the following activities in the order of the speed in which they take place.
(i) Movement of mimosa when it is touched.
(ii) Movement of sunflower in response to day and night.
(iii) Growth – related movements of plants.
(i) – (ii) – (iii)
The leaves of a mimosa plant close and droop down immediately after they are touched. Movement of sunflower in response to day and night happens much slowly. Growth related movements take place even slowly.