Across
- 2. a series of steps by which energy moves from one type of living thing to another
- 4. a group of organisms of one species that live in an area at the same time
- 6. a consumer that hunts and eats another animal
- 9. organism that gets its energy by breaking down wastes and dead organisms
- 10. organism that cannot make its own food
- 12. the group of all populations in the area
- 13. a place that provides all the things an organism needs to live
Down
- 1. organism that makes its own food for energy
- 3. diagram that combines many food chains into one picture
- 4. any animal that is hunted by others for food
- 5. any substance that damages the environment
- 7. the struggle among organisms for the same limited resources
- 8. all the living and non-living things in a area
- 11. all of the conditions surrounding an organism
- 12. an attempt to preserve or protect an environment from harmful changes