| A | B |
| Taiga | evergreens, seasons, moderate precip |
| Deciduous Forest | deciduous trees, seasons, lots of rain |
| Rainforest | tons of trees, warm all year, tons of rain |
| Grassland | grass, seasons, moderate precip |
| Desert | cacti, hot during day, cold at night, little precip |
| Tundra | small plants, cold most of the year, moderate precip |
| Marine | saltwater, oceans, seas |
| Freshwater | lakes, rivers, streams, ponds |
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