| A | B |
| Temperate Deciduous Forest | a forest that contains plants that grow in layers and trees that lose their leaves during the winter |
| Coniferous Forest | a forest that contains trees with cones |
| Temperate Rain Forest | a forest that has more biological diversity than any other place on Earth |
| Temperate Grassland | an area that includes grass and flowers, but has very few trees |
| Savanna | grassland that often has scattered trees and that is found in tropical and subtropical area where seasonal rains, fires, and drought happen |
| Desert | a region that has little or no plant life, long periods without rain, and extreme temperatures |
| Tundra | treeless plain found in the Artic, in Anartica, or on tops of mountains that is characterized by very low temperatures and short, cool summer |
| Climatic Zones | areas defined by their climate |
| Environment | surroundings and conditions in which an organism lives |
| Climate | the average weather conditions of a particular place or region over a period of years |