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Topics > Biochemistry > Photosynthesis

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Do different colors of light affect plants differently?
My experimental purpose was to determine if the color of light affects the amount of oxygen created through the process of photosynthesis by elodea, a type of aquatic plant.

Difficulty: Elementary school

Prove increased starch increases the process of photosynthesis in the green plant.
To measure the amount of starch left in a leaf of a geranium plant under the following conditions; carbon dioxide increased, decreased and neither increased or decreased.

Difficulty: Middle school

The effect of Different Light Wavelengths on Photosynthesis
Light energy is the key to photosynthesis. A relatively narrow portion or the visible light spectrum is most active in photosynthesis. By performing experiments that selectively filter out different wavelengths of light you can learn about which wavelengths are most active in driving photosynthesis.

Difficulty: Elementary school

What side of a plant's leaf takes in atmospheric gases?
Ten (10) students say the top of the leaf takes in gases because when rain and watering cans water plants it comes from above and hits the top of the plant leaves first. Ten (10) say the bottom of the leaf takes in gases because after observing the leaves from each plant the bottom of the leaves were more veiny and the skin of the bottom leaves seemed thinner. The top of the plant leaf had a t

Difficulty: Elementary school

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