| A | B |
| classification | The process of grouping similar things together. |
| kingdom | A major, large group of similar organisms. |
| species | A single kind of organism that can reproduce among its own kind. |
| vertebrate | An animal with a backbone. |
| invertebate | An animal without a backbone. |
| nonvascular plant | A plant without transport tubes to carry water and nutrients throughout the plant. |
| vascular plant | A plant WITH tubes to carry nutrients and water throughout the plant. |
| xylem | Vascular tissue that carries water and nutrients from ROOTS to the other parts of a plant. |
| phloem | Vascular tissue that carries food from LEAVES to the other parts of a plant. |
| gymnosperm | A vascular plant that produces seeds that are NOT surrounded by a fruit. |
| angiosperm | A flowering plant whose seeds are surrounded by FRUIT. |