If a plant need 10 hours darkness than identify the condition under which it will flower I. 14 hours day period II. 10 hours dark period III. 9 hours dark period IV. 9 hours dark period Choose the correct option |
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a) |
I and III |
b) |
II and III |
c) |
I and IV |
d) |
I and II |
If a plant need 10 hours darkness than identify the condition under which it will flower I. 14 hours day period II. 10 hours dark period III. 9 hours dark period IV. 9 hours dark period Choose the correct option |
|||||||
a) |
I and III |
b) |
II and III |
c) |
I and IV |
d) |
I and II |
(d) Condition in which the duration of dark period is less than the critical period of time does not promote flowering. Hence, SDP are called dark nigh plants. Even a fraction of second interruption during night could fail the flowering |