vocabulary
Across
- 2. all the inhabitants of a particular town, area, or country.
- 5. an association between two organisms in which one benefits and the other derives neither benefit nor harm.
- 6. the dependence of two or more people or things on each other.
- 9. a non-living part of an ecosystem that shapes its environment
- 10. the process of working together to the same end.
- 12. the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
- 13. the area and resources used by a particular species (the habitat of a species) or an assemblage of animals and plants together with their abiotic environment.
- 14. an animal that naturally preys on others.
- 17. interaction between two different organisms living in close physical association, typically to the advantage of both.
- 20. the practice of living as a parasite in or on another organism.
- 23. an animal or person that eats food of both plant and animal origin.
- 26. the doctrine that mutual dependence is necessary to social well-being.
- 27. an organism that mostly eats meat, or the flesh of animals.
- 28. a large naturally occurring community of flora and fauna occupying a major habitat, e.g. forest or tundra.
- 29. an animal that feeds on plants
- 30. any kind of green plant
Down
- 1. a hierarchical series of organisms each dependent on the next as a source of food.
- 3. the role an organism plays in a community.
- 4. the activity or condition of competing.
- 7. a group of people living in the same place or having a particular characteristic in common."the scientific community"
- 8. organism on the food chain that depends on autotrophs (producers) or other consumers for food, nutrition, and energy
- 11. a biological community of interacting organisms and their physical environment.
- 15. organism that breaks down dead organic material
- 16. the ability to do work
- 18. a living organism that shapes its environment
- 19. a group of organisms that can reproduce with one another in nature and produce fertile offspring.
- 21. a system of interlocking and interdependent food chains.
- 22. the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms.
- 24. the preying of one animal on others
- 25. an animal that is caught and killed by another for food.