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Home Q & A Board Biology-Related Homework Help General Biology
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AymanAbdelhDY AymanAbdelhDY
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6 years ago
Bearded irises are long-day plants, requiring a night length of less than 12 hours to flower. Under
  which of the following conditions should bearded irises flower?
  1: Night length 14 hours, day length 10 hours
  2: Night length 10 hours, day length 14 hours
  3: Night length 14 hours, day length 10 hours; night interrupted in the middle by an intense
  red flash
  4: Night length 10 hours, day length 14 hours; day interrupted in the middle by half an hour
  of darkness
 
  a. only 1
  b. only 2
  c. both 1 and 3
  d. both 2 and 4
  e. 2, 3, and 4

Question 2

Chrysanthemums are short-day plants, requiring a night length of longer than 12 hours to flower.
  Under which of the following conditions should chrysanthemums flower?
  1: Night length 14 hours, day length 10 hours
  2: Night length 10 hours, day length 14 hours
  3: Night length 14 hours, day length 10 hours; night interrupted in the middle by an intense
  red flash
  4: Night length 10 hours, day length 14 hours; day interrupted in the middle by half an hour
  of darkness
 
  a. only 1
  b. only 2
  c. both 1 and 3
  d. both 2 and 4
  e. 2, 3, and 4
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romanknromankn
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6 years ago
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AymanAbdelhDY Author
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#2
6 years ago
I sincerely appreciate your time, great answers!
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#3
6 years ago
Thank you for commenting back, let us know if you need anything else pertaining to this...
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