1. Words to Know Ecosystem 10. population density 19. symbiosis
Habitat 11. immigration 20. mutualism
Biotic factor 12. emigration 21.commensalism
Abiotic factor 13. limiting factor 22. parasitism
Photosynthesis 14. natural selection 23. parasite
Species 15. adaptation 24. host
Population 16. niche 25. birth/deatrate
Community 17. predator
Ecology 18. prey

2. Interactions among living organisms

3. Adaptations
The behaviors and physical characteristics of species that allow them to live successfully in their environment.

4. Niche
An organisms particular role, or how it makes its living.

5. Competition
The struggle between organisms to survive in a habitat with limited resources.

6. Predation
An interaction in which one organism kills and eats another

7. predator
The organism that is doing the killing

8. Predator Adaptations
Adaptations that allow the predator to more easily catch and kill their prey. Ability to see at night Speed Poisonous stings

9. Prey
The organism being killed

10. Prey Adaptations
The development of defense mechanisms helping to protect the prey Warning colors Protective coverings camouflage

11. Symbiosis
Close relationship between two species that benefits at one of the species…. Three types: mutualism, commensalism, parasitism

12. Mutualism
Relationship in which both species benefit

13. Commensalism
Relationship in which one species benefits and the other species is neither helped nor harmed

14. Parasitism
Relationship in which one organism lives on or in another harming that organism

15. Illustration Quiz
Each picture is given with its vocabulary word…..write one sentence why each picture is true.

16. Ecosystem

17. Biotic Factors

18. Mutualism

19. Commensalism

20. Natural Selection

21. Predator

22. Prey

23. Energy Flow in Ecosystem

24. How does this group of
Organisms work together?

25. Energy Roles
An organism’s energy role is determined by how it obtains energy and how it interacts with the other living things in its ecosystem. Roles maybe:

26. Energy
Energy first enters most ecosystems as sunlight. Organisms, such as plants, algae and certain microorganisms store it as food energy.

27. Producers

28. Research Consumers
Table Group # 2 (middle tables) Define Explain its position in an ecosystem 6 examples of consumer What makes them important How do they work 6 other details you can find

29. Research Decomposers
Table group # 3 (by the window) Define Explain its position in an ecosystem 6 examples of decomposer What makes them important How do they work 6 other details you can find