| A | B |
|---|
| root | A plant part that anchors a plant in the ground, stores food, and draws moisture and nutrients from the soil |
| angiosperms | _______________ reproduce using flowers |
| reproduction | The process that a living thing uses to produce more of its own kind |
| stem | A structure that holds a plant up and supports its leaves |
| seed | A structure that contains a young, developing plant and stored food |
| sperm | The male sex cell |
| egg | The female sex cell |
| pollination | The transfer of pollen from an anther to the stigma |
| xylem | A system of "pipes" found in vascular plants that move water and minerals from the soil upward |
| phloem | A system of "pipes" that move food back down through plants |
| transpiration | The process in which plants release water into the atmosphere through their leaves |
| stomata | tiny pores found on plant leaves from which air enters and water exits the plant |
| guard | ______________ cells control the amount of air entering the plant and the amount of water exiting it.l |
| simple | Maple and oak trees have single leaves or ____________ |
| compound | Leaves that grow in clusters are called _____________________ leaves |
| epidermis | The outermost layer of a leaf |
| pollinators | Organisms such as birds and insects that transfer pollen from flower to flower |
| spores | Cells that develop into new organisms found in seedless plants |
| ferns | Mosses and______________ have life cycles with two separate stages or parts |
| gymnosperms | Seeds of ______________ are produced in cones such as those on pine trees |
| photosynthesis | The process in which plants use sunlight to make food |
