After completing this chapter you should able to:
Bibliography
Book: Year 9 Pearson science
- Describe the components of an ecosystems
- Describe interactions between organisms
- Explain how energy and matter flow through ecosystems
- Explain how energy must be replaced to ensure that ecosystems are sustainable
- Describe factors that affect population sizes
- Construct pyramids of biomass to represent matter and energy transfer
- Describe the impacts of human activity on ecosystems
- Discuss some ways of protected and managing ecosystems
Bibliography
Book: Year 9 Pearson science