Earth Ecosystems

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1. Which ecosystem is characterized by permafrost and low-growing vegetation?

   • tundra
   • tropical rainforest
   • savanna
   • desert

2. Choose the best answer: which ecosystem is characterized by warm temperatures and heavy year-round rainfall?

   • savanna
   • tropical rainforest
   • desert
   • mangrove forest

3. Which option correctly answers this: which ecosystem is characterized by grasses with scattered trees in a warm seasonal climate?

   • desert
   • mangrove forest
   • savanna
   • temperate deciduous forest

4. Test the association in this item: Which ecosystem is characterized by very low rainfall and sparse vegetation?

   • mangrove forest
   • temperate deciduous forest
   • taiga
   • desert

5. Identify the correct match. Which ecosystem is characterized by salt-tolerant trees along tropical coasts?

   • mangrove forest
   • temperate deciduous forest
   • taiga
   • coral reef

6. Which forest biome is dominated by broadleaf trees that lose their leaves during a cold or dry season?

   • Boreal forest
   • Deciduous forest
   • Cloud forest
   • Mangrove forest

7. Which choice completes this fact accurately? Which ecosystem is characterized by dense conifer forests across northern latitudes?

   • coral reef
   • estuary
   • taiga
   • wetland

8. Consider the historical or technical context. Which ecosystem is characterized by shallow warm seas built by coral colonies?

   • estuary
   • wetland
   • tundra
   • coral reef

9. Pick the factually correct response: which ecosystem is characterized by a river meeting the sea with mixed fresh and salt water?

   • estuary
   • wetland
   • tundra
   • tropical rainforest

10. For this final item, which ecosystem is characterized by seasonally flooded grasslands with waterlogged soils?

    • tundra
    • wetland
    • tropical rainforest
    • savanna