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Middle School - Grades 7-9
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P=Project E=Experiment
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Exploring the Chemistry of Red Flower Pigments
[E]
Use paper chromatography to analyze the leaf pigments found in three different types of plants.
[E]
What is the effect of water temperature on the amount of color in spirogyra plants?
[P]
Why do leaves change color in the fall?
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
How Does the Coloring and Sweetness of a Flower Affect Bee Visitation?
[E]
Is green the only color in a leaf?
[P]
Investigate whether the pigments in leaves that produced their autumn color are present while the leaves were still green.
[E]
Separate the colors of a green leaf using chromatography
[E]
Determine if there is one color that can be used to paint our cherry trees that will protect them from sunburn without causing harvest delays.
[E]
Color Change in Leaves - Experiments & Background Information
Interdisciplinary Topic: Colors
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High School - Grades 10-12
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P=Project E=Experiment
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The Effect of Ultraviolet Light on Plant Development and Fruit Production
[E]
Applying ultra-violet visible spectrophotometry and various types of chromatography to compare the amounts of certain photosynthetic pigments in fresh, frozen, and canned phaseolus vulgaris and spinacia olercea.
[E]
Why do leaves change color in the fall?
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
[E]
Predict whether self-pollination or cross-pollination with another plant with the same or different colored flowers will produce the most seeds.
[E]
[E]
1. What happens to pigment as leaves change color with seasons? 2. Why are two leaves of the same tree different in color intensity? 3. Does the temperature of a refrigerator have an effect on a plants pigment composition? 4 and 5. Compared different, yet similarly colored parts of the plant to determine whether or not the coloring pigment was the same.
[E]
The Effects of Different Colored Lights on Algal Oxygen Production
[E]
The effect of different pH water and soil levels on coloring agents in the different flowers (hydrangeas)
[E]
[E]
Color Change in Leaves - Experiments & Background Information
Interdisciplinary Topic: Colors
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Useful Links
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R=Resource
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Science Fair Projects Resources
[R]
Botany Resources
[R]
Biology Resources
[R]
Citation Guides, Style Manuals, Reference
[R]
Safety Resources
[R]
[R]
Botany Science Fair Projects Books
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