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Photosynthesis
Photosynthesis Vocabulary
| Term | Definition |
|---|---|
| Carbon dioxide | a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis. |
| Oxygen | a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. |
| Glucose | a simple sugar that is an important energy source in living organisms and is a component of many carbohydrates. |
| Photosynthesis | the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. |
| Autotrophs | an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide |
| Chloroplast | a plastid that contains chlorophyll and in which photosynthesis takes place. |
| Chlorophyll | a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis. |
| Stoma | any of the minute pores in the epidermis of the leaf or stem of a plant, forming a slit of variable width that allows movement of gases in and out of the intercellular spaces. |
| Guard cells | each of a pair of curved cells that surround a stoma, becoming larger or smaller according to the pressure within the cells. |
Created by:
Lisbeth Almonte
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