What will happen to a long-day plant, such as spinach, if the dark period is interrupted by a flash of light for several days in a row during the spring?
A) Nothing will happen; growth and development will continue as normal.
B) The plants will flower early.
C) The plants will be delayed in flowering.
D) The plants won't flower that season.
Correct Answer:
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Q26: Which of these hormones causes cell elongation,
Q27: Most scientists believe that the lateral buds
Q28: If you were running a tree nursery
Q29: Auxin:
A)inhibits stem elongation.
B)promotes phototropism.
C)stimulates flowering.
D)promotes cell division.
E)causes
Q30: To encourage the formation of well-developed, heavily
Q32: The two hormones involved in seed germination
Q33: Cutting a hedge with a trimmer stimulates
Q34: _ induces dormancy in seeds and buds
Q35: Abscisic acid enforces dormancy of seeds by:
A)waterproofing
Q36: When auxin accumulates on the lower side
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