What factors cause plants to make seasonal changes?
Changes in temperature, changes in light, changes in the length of the day or night
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15
Name 3 main plant responses
1)Nastic movements 2)tropisms 3)seasonal changes
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15
Roots growing away from the sun is.... tropism
Negative
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15
What type of plant response is this example: A flower opening in the daytime and closing at nighttime  A) Nastic movement B) Tropism C) Seasonal Change
Nastic movements
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15
A tree dropping leaves in autumn is an example of which plant response?
Seasonal changes
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15
What plant response is slow and irreversible?
Tropism
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15
What is another name for plant hormones?
Phytohormones
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15
What type of plant response is this example: a sunflower following the sun?  A) Nastic movement B) Tropism C) Seasonal Change
