If a short-day plant has a critical night length of 15 hours, then which of the

Author Question: If a short-day plant has a critical night length of 15 hours, then which of the (Read 735 times)

xclash

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Posts: 681

on: Aug 16, 2013

If a short-day plant has a critical night length of 15 hours, then which of the following 24-hour cycles will prevent flowering?
A) 8 hours light/16 hours dark
B) 4 hours light/20 hours dark
C) 6 hours light/2 hours dark/light flash/16 hours dark
D) 8 hours light/8 hours dark/light flash/8 hours dark
E) 2 hours light/20 hours dark/2 hours light

clippers!

Hero Member
Posts: 828

Reply #1 on: Aug 20, 2013

I chose D and got the answer, hope that helps.

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