Across
- 4. adding an organism to an ecosystem where it is not naturally meant to be.
- 6. Anything that can change the outcome or result of an experiment
- 8. a community of living organisms together with their non living factors.
- 9. All the non-living components of an ecosystem.
- 12. The intersection between the atmosphere, hydrosphere and lithosphere.
- 14. The process in plants in which glucose it produced from water and carbon dioxide.
- 16. second step in the break down of glucose to carbon dioxide and water. Occurs in mitochondria when oxygen is present and produces 34 ATP molecules.
- 17. A value collected in data that is far away from the other values.
- 18. A relationship between two organisms of different species in which both organisms benefit.
- 19. when an organisms joins an ecosystem.
Down
- 1. The variable being tested in an experiment.
- 2. A close physical relationship between two members of different species.
- 3. An error when the measurement is different to the actual value.
- 4. The variable that is deliberately changed or tested during an experiment.
- 5. All the living organisms in an ecosystem.
- 7. A group of the same species living in the same place at the same time.
- 10. a relationship between two organisms from different species in which one organism benefit and one is not affected.
- 11. when a organism leaves an ecosystem .
- 13. a relationship in which one organism benefits and the other organism is harmed.
- 15. Different populations living in the same place at the same time.