Across
- 4. near Mosier you can find a glacial _____ which rafted here during the ice age floods
- 7. the zone between rivers and land
- 8. an organism that obrains its food from plants only
- 10. A food _____ is a series of interlocking food chains.
- 11. the basic unit of all living organisms
- 14. all the living things in a given place, along with the nonliving environment
- 16. a volcanic rock that makes up most of the land around us, often forming columns
- 17. the process in which sugars are made by plants and other organisms using water, carbon dioxide, and energy from the sun
Down
- 1. an organism that does not have a backbone and can be seen with the unaided human eye
- 2. a measure of how cloudy, murky, or opaque something (like water) is
- 3. an organism that breaks down the wastes and remains of other organisms
- 5. an organism that obrains its food from plants and animals
- 6. an organism that hunts and kils other organisms
- 9. water from rain or melted snow that moves over the surface of the land
- 12. organisms that are hunted and killed by other oganisms
- 13. water that is located below the surface of the ground
- 15. a type of sugar made by plants through photosynthesis
- 17. a measure of how acid of basic a substance is
