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Science 6, Test 2
| Question | Answer |
|---|---|
| Tree | Tall plant with a single woody stem |
| Perennial | Plants that live for many years |
| Biennials | Plants that live for two years |
| Annuals | Plants that live for one year |
| Dendrologists | Scientists who study trees |
| Cambium layers | The part of the tree where growth takes place |
| Annual Rings | Light and dark rings showing how old the tree is |
| Broadleaf | Trees with broad, flat leaves. Most are flower bearing, seed producing plants |
| Deciduous | A tree that loses its leaves in the fall |
| Sugaring | The process of producing maple syrup and sugar |
| Conifers | Produce 2 different kinds of cones (pollen cones and seed cones) |
| Spores | Single cells produced instead of a seed by ferns and some other plants |
| Fronds | The leaves of a palm tree |
| Rhyzoid | A fern's roots which grow downward from the underside of the stem |
| Kelp | The largest type of algae |
| Mycelium | A network of cells strung together in a fungus, the main part of the fungus |
| Hyphae | The tiny white, hairlike structures in which bread mold is first seen |
| Ferns | Plants that do not bear seeds, but spores |
| Mosses | A group of small green plants that have no true leaves, stems or roots |
| Algae | One of the smallest green plants |
| Fungi | A type of plant that does not contain chlorophyll and cannot make its own food |
| Mildew | A fungus that often grows on wet clothes, shower stalls and plants |
| Molds | A form of fungi whose spores can be found almost everywhere (example: Bread) |
| Mushroom | A fungus with a fruiting body |
| Saprophytes | A fungus or other creature that feeds on dead matter |
| Yeast | A simple celled fungus that converts sugar into alcohol and carbon dioxide |
| Lichen | A plant that consists of both fungi and algae |
| Eastern White Pine | An important American Pine with needles in groups of five |
| Ponderosa Pine | One of the largest varieties of Pine Trees in the American west |
| Pinyon Pine | A type of conifer tree that produces tasty, edible nuts and grows in the hot, dry climate of the Southwestern states |
| Blue Spruce | A type of Spruce tree that has frosty blue needles |
| Tamarack | The most common type of Larch tree in North America |
| Cedar | A tree in the Cypress family that is know for its aromatic wood |
| Giant Sequoia | The largest tree in the world |
| Bald Cypress | A tree in the redwood family that grows in swamps, shallow lakes and lagoons of the south |
| Redwood | The tallest trees in the world, bark can be a foot thick |
| Sequoias | Close relative to the redwood. The largest of all trees. Grow on the western slopes of the Sierra Nevada range in California. The General Sherman is the largest. |
| Pine | Needles grow in bundles. The trees of one variety (Bristlecone) are the oldest living things |
| Oaks | Especially thisk, wide speaiding branches, produces acorns |
| Willows | Grow best near water, have long thin leaves and drooping branches, graceful almost mournful appearance, poplars belong to this family |
| Birch | Smooth white papery bark peels off in thin layers, indians covered wigwams and canoes with its bark |
| Maple | Good shade trees with especially colorful fall leaves, a source of sugar and syrup |
| Spruce | Has hort stiff needles joined individually to the branch, has short limbs and sharply pointed crowns, is rugged and flourishes in the cold North and at high altitudes |
| Fir | COnes stick straight up from the tops of branches, cones fall apart while on branch, needles are usually blunt and soft |
| Cypress | Have scaly leaves, include the cedars and junipers |
| Palms | Evergreen, but not a conifer; monocot, leaves are called fronds |
| Hemlock | A cheif American source of tannin, cones hang down from tips of branches |
Created by:
Snyderpartyof7
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