Biosphere Crossword

3. animal that eats plants
7. species that are first to populate barren environments
8. one partner in a relationship is harmed while the other benefits
9. organisms that eat both plants and animals
13. nonliving or related to nonliving
14. the role a species has in its environment
17. organisms/plants in the food chain that can produce their own food supply
19. a process using the intake of oxygen to breathe and then breathe out carbon dioxide
21. when one partner in the relationship is unaffected and one partner benefits
22. living thing or related to living
25. large natural area known for its specific characteristics and climate
26. a change or the process of change where an organism or species becomes more suited to its environment

1. long term close relationship between two different biological organisms
2. an animal that feeds on flesh
4. a group of organisms consisting of similar individuals capable of exchanging genes
5. all the living and nonliving things in a given area
6. a factor that stops a population from increasing
8. plants use light energy and convert it to glucose to fuel the plants activities where the then release oxygen
10. animals in the food chain that cannot make their own food supply
11. a particular group living in an area or country
12. a plant or animals natural environment or home
15. the maximum amount of organisms that can be held in an area or population
16. a group of populations
18. the preying on one animal on others
20. an animal that eats dead organisms
23. something that undergoes change during a reaction
24. the result of an action