Opening of a flower and drooping of a bud are | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(D) The opening of a flower and the drooping of a bud are primarily controlled by differential growth rates on the upper and lower surfaces of the flo

Vedclass · Accepted Answer

Epinasty

Vedclass · Answer

(D) The opening of a flower and the drooping of a bud are primarily controlled by differential growth rates on the upper and lower surfaces of the floral organs.When the growth is more rapid on the inner surface,it leads to the opening of the flower (Epinasty).When the growth is more rapid on the outer surface,it leads to the closing of the flower or the drooping of a bud (Hyponasty).Therefore,these movements are classified under nastic movements,specifically Epinasty and Hyponasty,which are growth-related movements.

Opening of a flower and drooping of a bud are examples of

Similar Questions

Briefly describe the general effects of plant hormones.

Identify two of the following phytohormones,which regulate the stomatal movements?
$I.$ $IAA$
$II.$ $GA_3$
$III.$ $Zeatin$
$IV.$ $ABA$

The phytohormone combination which is the key regulator of cell differentiation and morphogenesis is

When tropical plants are shifted to temperate climate,they do not grow. This is due to

Some flowers $(e.g., Oxalis)$ open in the morning and close during evening because of

Vedclass Test Series

Exam Paper Generator

Online Exam Module