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Plant Structures
| Term | Definition |
|---|---|
| Stomata | Small opening on the underside of a leaf through which oxygen, water, and carbon dioxide can move. |
| Transpiration | The process by which water is lost through a plant’s leaves. |
| Embryo | The young organism that develops from a zygote. A developing human during the first eight weeks after fertilization has occurred. |
| Germination | The sprouting of the embryo out of a seed; occurs when the embryo resumes it growth following dormancy. |
| Flower | The reproductive structure of an angiosperm. |
| Pollination | The transfer of pollen from male reproductive structures to female reproductive structures in plants. |
| The three functions of roots | Roots anchor a plant in the ground, absorb water and minerals from the soil, and sometimes store food. |
| The two functions of stems | The stem carries substances between the plant’s roots and leaves and the stem also provides support for the plant and hold up the leaves so they are exposed to the sun. |
| The function of leaves | The leaves capture the sun’s energy and carry out the food-making process of photosynthesis. |
| The three basic parts of a seed | Embryo, stored food, and a seed coat. |
| Three ways a seed can be dispersed | Some seeds are enclosed in barblike structures that hook onto fur or clothing. Another way is that a seed falls off in a new area, like water where the water disperses the seeds in to oceans and rivers. One final way is that animals can eat fruit and the |
| Structure of a flower | The structure of a flower contains sepals, petals, stamens, and pistils. |
| What each part of the flower does | Sepals protect the developing flower and are often green. The stamens are the male reproductive part. The pistils are the female part. The petals are the most colorful part of the flower. |