4
Ecosystems Level 4
2
Water Everywhere! Aquatic
2
Treeless Plains! Steppe
2
Four Seasons! Deciduous Forest
4
Montane Forest
2
Hot and Dry! Desert
4
Steppe
2
Snow and Ice! Polar
2
Hot and Wet! Tropical Rainforest
4
Desert
4
Taiga
4
Savanna
4
Tundra
4
Tropical Rainforest
4
Deciduous Forest
2
Warm Grasslands! Savanna
2
Frozen Ground! Tundra
4
Aquatic
2
Evergreen Forests! Taiga