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Unit 14-Plants
Vocabulary for Plant Unit
| Question | Answer |
|---|---|
| Photosynthesis | process where plants convert light energy to chemical bond energy in the form of organic compounds. |
| Pigment | a colored molecule that absorbs light energy |
| Chlorophyll | the main pigment plants use in photosynthesis |
| Chloroplast | the photosynthetic organelle found in plant cells |
| light reaction | the first part of photosynthesis in which plants breakdown water to produce ATP and NADPH |
| ATP | a molecule used by plants and animals to store energy |
| Photolysis | done during the light reactions, this is a reaction where water is split to produce energy |
| PGAL | a three carbon molecule produced during the dark reactions of photosynthesis |
| NADPH | a high energy storage molecule found only in plants |
| dark reaction (Calvin Cycle) | second part of photosynthesis in which organic compounds are produced |
| guard cell | surround stomates in a leaf, they regulate opening and closing of the stomates |
| stomates | openings in the leaf where gas exchange takes place |
| xylem | conducting tissue in plants that moves water and minerals up a stem |
| lenticels | stomates without guard cells found in the stem of a plant |
| phloem | conducting tissue in a plant that moves nutrients down the stem |
| transpiration | process of gas exchange that takes place through stomates in a leaf |
| auxin | type of hormone that allow plants to respond to their environment |
| tropism | the way a plant responds to certain changes in its environment |
Created by:
mrmpellegrino
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