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Lifepac unit 1
Marissa Martin
| Question | Answer |
|---|---|
| artificial | Made by man; not natural. |
| auxin | Growth chemical produced in plant leaf and root tips. |
| carbohydrate | Chemical compound made of carbon, hydrogen, and oxygen(such as sugars, starches and cellulose).It is mostly formed by green plants. |
| complexity | A quality of having a number of related units whose relationship is difficult to understand or imperfectly known. |
| cortex | Storage parts of roots. |
| cuticle | Waxy layer on epidermis. |
| epidermis | Outer layer of cells. |
| enzyme | Chemical used to help digestion. |
| fertilizer | Chemicals added to plants to aid growth. |
| gibberellin | Growth chemical made by plants. |
| glucose | Sugar made during photosynthesis |
| legume | A vegetable with seed pods. |
| manure | Organic (natural) fertilizer. |
| palisade layer | Layer of cells near near the top surface of the leaf which contains the chloroplasts. |
| phloem | Tubes in plants carrying food downward. |
| respiration | Chemical process of cells doing work; breathing. |
| spongy | Soft, light,and full of holes like a sponge. |
| starch | Many glucose units stacked together. |
| stomata | Tiny opening on the underside of a leaf. |
| tundra | The treeless Arctic plain where the sub-surfaceground is always frozen. |
| vascular cylinder | Plant parts containing the phloem and xylem. |
| xylem | Tubes in plants carrying water and minerals upward. |