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Which statement about photoperiodism is correct? | StemPy Lab
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Which statement about photoperiodism is correct?
Biology
Hard
High School (11–12)
Plant Biology › Plant Growth and Development
A-Level
IB
Created by
StemPy Lab
Which statement about photoperiodism is correct?
A flash of light in the middle of the day stops a short-day plant from flowering
A short-day plant measures the hours of light, not the dark period
The flowering signal is made in the leaf and moves to the shoot tip
The shoot tip measures the length of the day and sends a signal to the leaf
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← Seeds of winter wheat were kept for eight weeks at 4 °C. Batch 1 was sown at once and flowered. Batch 2 was kept at 35 °C for two weeks after the cold, and was then sown. It did not flower. What does the result of batch 2 show?
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Plant Biology › Plant Growth and Development
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Created by StemPy LabCreated by StemPy Lab