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The photoperiod in plants is perceived a...

The photoperiod in plants is perceived at

A

meristem

B

flower

C

floral buds

D

leaves

Text Solution

Verified by Experts

The correct Answer is:
d
It has been experimentally demonstrated that photoperiodic stimulus is perceived by leaves. This conclusion is based on the following observations-
(i) A plant from which all the leaves have been removed fails to flower even after getting the required inductive cycles.
(ii) In Xanthium (a short day plant) flowering occurred if one-eighth of a leaf was exposed to short days.
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