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Q. |
One plant group kept for 12 hrs in day and 12 hrs in night and flowering is observed in it. Another plant group is kept similarly for day - night period and for very short time light is given during dark period it do not flower. What is such type of plant called ? (CBSE 2004) |
A. | Long-day plant |
B. | Day-neutral plants |
C. | Medium-day plants |
D. | Short-day plants |
Answer» D. Short-day plants |
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