ecosystem

6. Living things that make their own food (ex. plants, grasses, trees, etc.); autotroph
7. The area in which an organism lives; it provides food, shelter, etc. needed for survival
8. Organism that cannot make its own food; it must get energy by eating; heterotroph
9. An animal that feeds on the remains of dead animals
10. The path of energy in food from one organism to another
12. All the populations living in an area
13. An animal that eats only other animals
14. Non-living parts of an ecosystem (ex. air, water, soil, rocks)
16. Any close relationship between species, including mutualism, commensalism, and parasitism
18. The study of how living things and their environment interact

1. Living things within an ecosystem
2. The role of an organism in its community; it refers to the unique ways an organism survives
3. A living thing that gets energy by breaking down wastes and dead plants and animals
4. One of any living thing
5. The overlapping food chains and interconnected feeding relationships in a community
6. An animal that is hunted and caught for food
11. An animal that eats only plants (producers)
15. An animal that eats both plants (producers) and animals (consumers)
17. All the organisms of one species that live in an area at the same time