1) What is the most common type of forest in the world?
2) How do forest ecosystems affect climate?
3) How much of the Earth's land surface is covered by forests?
4) What is the major tree species found in the boreal forest?
5) What type of forest dominates North American forests?
6) What are the main components of a temperate deciduous forest?
7) What type of soil is usually found in a temperate deciduous forest?
8) What is an example of an animal species endemic to forests?
9) What is the scientific term for a group of trees?
10) What is the top layer of a forest called?