Inside ecosystems and biomes
Plants and animals that need one another in an environment form an ecosystem. All ecosystems have energy pyramids that show the exchange of energy from one food source to another. Biomes are areas of the Earth that have their own climate and characteristics. Ecosystems all over the world are in dang...
Main Author: | |
---|---|
Format: | EBOOK |
Language: | ENGLISH |
Published: |
2007
|
Subjects: |