Botany (M.Phil./Ph.D.) 2015 Panjab University Entrance Exam With Answers

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27.

If a short day plant is given 8 hours light and 16 hours dark period and the dark period is interrupted by a flash of 730nm wavelength in the middle

A: the plant remains vegetative
B: the plant produces flowers normally
C: the plant produces very few flowers (1-2 flowers only)
D: the floral apex dies

The answer is: B