Ecosystems

2. Characterized by an abundance of trees.
5. They can happen between living organisms themselves or between living organisms and non living things.
6. All the organisms living together in a particular place along with their nonliving environment.
8. It includes all the living organisms and nonliving components of water environment.
9. Characterized by frozen soil and low growing vegetation.
11. Something that is always changing.
12. Living section of an environment.

1. It is a dry and arid environment, only certain plants and animals are able to survive here.
3. It is a bast area covered with grasses, herbs and shrubs.
4. Characterized by steep terracing, cooler temperatures and diverse plant and animal life.
7. Transitional area between terrestrial and aquatic environments.
10. Non living section of an environment.