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Assignment 2: (20 points)

  1. What is an ecosystem?
  1. What are the two components of an ecosystem?
  2. Describe the contribution of the abiotic components of the ecosystem.
  3. What are the three types of living components in an ecosystem.
  4. Describe the difference between the use of energy and nutrients in an ecosystem.
  5. What is a food chain?
  6. Describe how water is cycled in a balanced ecosystem.
  7. Describe the similarities/differences in the phosphorus, carbon and nitrogen cycles.
  8. How do humans impact the ecosystem?
  9. Describe some of the environmental problems and solutions we are encountering on our world.
  10. What are some of the things you and your family could do to help save our earth?