CK-12 Foundation
Ck 12: Third Grade: Life Science: Plant Adaptations to Environmental Changes
[Free Registration/Login may be required to access all resource tools.] Discuses how plants respond to changes in their environment and some special adaptations in plants.
Other
Kenyon College: Thigmotropism in Tendrils
What is thigmotropism? Do plants have a sense of touch? What causes plants to curve toward the stimulus? Animated illustrations help to provide these answers and more. Hint: highlighting the text makes it easier to read.
Curated OER
Kenyon College: Thigmotropism in Tendrils
What is thigmotropism? Do plants have a sense of touch? What causes plants to curve toward the stimulus? Animated illustrations help to provide these answers and more. Hint: highlighting the text makes it easier to read.
NC State University
North Carolina State University: Plant Experiments on Line
Experiments provide information related to the importance of light and gravity on plant growth and development.
McGraw Hill
Mhhe: Plant Growth and Growth Regulators
A very good overview of the hormonal control of plant responses to different environmental cues. Good place to start research.