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NEET Sample Paper NEET Sample Test Paper-88

  • question_answer
    Dormant lettuce seeds were exposed to the following succession of brief periods of red light (R) and far- red light (FR) light: FR-R-FR-R-FR-R-FR Which of the following is most likely to occur?

    A) Most of the seeds will germinate

    B) Most of the seeds will not germinate

    C) About one-half will germinate

    D) The seeds will germinate but development will cease unless the epicotyl is exposed to red light.

    Correct Answer: B

    Solution :

    [b] Far-red light prevents seed germination. Plants respond to the last light treatment they received.


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