If the dark period is interrupted by flashes of light, short day t | Filo
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Class 11

Biology

Plant Physiology

Plant Growth and Development

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If the dark period is interrupted by flashes of light, short day type plant will not flower.

  1. True
  2. False
  3. Ambigous
  4. Data insufficient
Correct Answer: Option(a)
Solution: Short day plants such as canabis or cotton flower during the late summer or fall in the northern hemisphere when days get shorter. Periods of darkness longer than that of light are needed for the plants to flower. if the plants are exposed to light, their photoperiodism is disturbed and the plants do not flower.
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