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hort 1 14.01
Major Plant Parts
| Question | Answer |
|---|---|
| Leaf stalk or part that connects leaf to stem. | Petiole |
| The larg, flat part of a leaf. | Blade |
| The large center vein. | Midrib |
| The structural framework of leaf. | Veins |
| The edge of leaf. | Margin |
| Skin of the leaf that prevents the loss of too much moisture. | Upper and lower epidermis |
| Small openings under the leaf for breathing or transpiration. | Stomates |
| Open and close stomates. | Guard cells |
| Small green particles that contain chlorophyll, give leaves their green color and are necessary for photosynthesis. | Chloroplasts |
| Breathing pores. | Lenticels |
| Show where terminal buds have been located. | Bud scale scars |
| Show where leaves were attached. | Leaf scars |
| Bud on end of stem. | Terminal bud |
| Bud on side of stem. | Axillary or lateral bud |
| Tissue that transports water and nutrients up from roots to stems and leaves. | Xylem |
| Tissue that transport food down from leaves to roots. | Phloem |
| Thin, green, activly growing tissue located between bark and wood and prouces all new stem cells. | Cambium |
| Old inactive phloem. | Bark |
| Old inactive xylem. | Heartwood |
| New active xylem. | Sapwood |
| Plant stems have a vascular bundles that contain both xylem and phloem in each bundle - ex. grasses, corn | Monocots |
| plant stems have phlome layer and xylome layer seperated by cambium - ex. trees | Dicots |
| Indicates growth of new cellsalso protects tip. | Root cap |
| Absorb moisture(water) and minerals. | Root hair |
| The outer layer and carries food down the root. | Pholem |
| The inner layer an d carries water and minerals up to the stem. | Xylome |
| Many branched shallow roots, are easier to transplant. | Fibrous |
| Long root with few branched ones, are more difficult to transplant. | Tap |
| Develop into seeds and fruits. | Flowers |
| Green parts that cover and protect flower bud before it opens. | Sepals |
| Are really leaves that are modified to attract insects for flower pollination, the pretty part that we call flowers. | Petals |
| The male flower parts. | Stamens |
| Short stalk that holds up the anther. | Filament |
| A sac-like structure that contians pollen, the male sex cells. | Anther |
| The female parts. | Pistil |
| The eggs or female sex cells that becomeseed if fertilized. | Ovules |
| if fertilized becomes a fruit or seed coat | Ovary |
| holds up the stigma and connects it to the ovary | Style |
| sticky part on top of style where insects leave pollen | Stigma |
| has both male and female parts | Complete flower |
| has only male or female parts | Incomplete flower |
Created by:
wmhill
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