| A | B |
| chaparral | areas of scattered shrubs and small trees |
| coniferous forest or taiga | cold, northern regions of cone-bearing trees and large mammals |
| desert | regions of very low rainfall; most palnts and animals conserve water |
| savanna | large fertile area that is home to grasses, scattered trees and grazing animals |
| temperate forest | forests where tress lose their leaves in the winter and animals hibernate |
| temperate grassland | area where grasses are the primary plants |
| tropical forest | rainy region near the equator where large trees grow |
| tundra | northernmost biome where it is cold and dry |