Benchmark Review

5. study of how organisms interact with each other and their environment
6. the movement of particles from high to low concentration
7. the organelle where ATP is made
8. cycle the movement of carbon from the non living environment into living things and back
12. an organelle in plant cells where photosynthesis takes place
14. factor an environmental factor that is associated
15. a large region characterized by a specific type of climate and certain type of plants and animal communities
17. maintenance of a stable internal condition
20. organism whose cells have a nucleus
21. forest biome where the trees lose their leaves
22. an organisms physical traits that you CAN SEE
23. coldest biome

1. an area where fresh water mixes with salt water
2. factor a factor that prevents a population from over populating
3. a relationship between two organisms where one benefits and the other is not harmed
4. or r3esults from the activities of living organisms
8. capacity the largest population the area can hold
9. an organisms role in its environment
10. the broadest level of classification
11. an organism that eats only animals
13. an organism that eats other organisms to obtain energy
16. permanently frozen ground
18. bacteria that can live in extreme environments
19. web many food chains that interact