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Question
The photoperiod in plants is perceived at ____________.
The photoperiod in plants is perceived at ____________.
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Solution
The correct option is C leaves.
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.
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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