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Certain flowers will open for twelve hours and then close. Which stimulus do the flowers respond to when they open and then when they close for that time period? a.light levels b.moon phases c.seasonal
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36 votes
36 votes
Certain flowers will open for twelve hours and then close. Which stimulus do the flowers respond to when they open and then when they close for that time period?

a.light levels

b.moon phases

c.seasonal temperatures

d.carbon dioxide levels

User Piotr Chowaniec
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2.6k points

2 Answers

18 votes
18 votes
It is A light levels because they grow towards the light and, plant leaves bud and seeds germinate when the temperature is right.
User Diegoveloper
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3.0k points
21 votes
21 votes
A light levels I did this before
User Amosmos
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3.2k points
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