In short-day plants, flowering is induced by
In short-day plants, flowering is induced by
A. photoperiod less than 12 hrs
B. photoperiod below a critical length and uninterrupted long night
C. long night
D. short photoperiod and interrupted long night
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Correct Answer - B
In short-day plants, flowering is induced when the day length do not exceed a certain critical value, the day length required is less than a certain cntical length. Short-day plants may t e more correctly called long night plants as a certain minimum of uninterrupted dark period in 24 hrs is necessary for their flowering. Short-day plants will not flower if the dark period is less than a critical length
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