1.What is an ecosystem? Name some of the living and non-living parts of an ecosystem.

2.What are some different types of ecosystems?

3.What are three types of forest ecosystems?

4.Where are most of the Earth's tropical rainforests located?

5.What are the four layers of a tropical rainforest?

6.What are decomposers? Where do they live? Why do they live there?

7.What is the meaning of the word "deciduous"? How does that describe what happens in a deciduous forest?

7.What might happen if the leaves of a deciduous forest didn't fall off?

9.What trees are most commonly found in deciduous forests?

10.What is leaf litter? What does it have to do with the quality of the soil in deciduous forests?

11.What is an evergreen? What is the purpose of the cone?

12. How are deciduous and coniferous forests similar and different?

13. What is a niche?

14. What are adaptations?

15. What is habitat?