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Plant Growth and Development question

2019 · Q65
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Plant Growth and Development question

2019 · Q65

NEETBiologyPlant Growth and DevelopmentMCQ+4 / −1
What is the site of perception of photoperiod necessary for induction of flowering in plants?
  1. A
    Shoot apex
  2. B
    Leaves
  3. C
    Lateral buds
  4. D
    Pulvinus
View written solutionFree

Correct answer: B

The site of perception of light / dark duration are leaves. It is hypothesized that there is a hormonal substance migrates from leaves to shoot apices for inducing flowering when plants are exposed to the necessary inductive photoperiod.

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