CHAPTER 2
Across
- 3. a leafy roof formed by tall trees in the forest
- 4. a tree that produces its seeds in cones and that has needle-shaped leaves
- 5. the area between the highest high-tide line and lowest low-tide line
- 7. the region of shallow ocean water over the continental shelf
- 9. a group of land ecosystems with similar climates and organisms
- 10. an area populated by grasses and other nonwoody plants
- 11. a tree that sheds its leaves and grows new ones each year
- 12. species that are carried to a new location by people
- 15. an organism that can make its own food
- 17. a consumer that eats only plants
Down
- 1. a layer of shorter plants that grow in the shade of a forest canopy
- 2. a habitat in which the fresh water of a river meets the saltwater of the ocean
- 3. The typical weather pattern in an area over a long period of time
- 4. the very slow motion of the continents
- 6. an area that receives less than 25 centimeters of precipitation per year
- 8. a consumer that eats only animals
- 9. the study of where organisms live
- 13. a consumer that eats both plants and animals
- 14. soil that is frozen all year
- 16. an organism that obtains energy by feeding on other organisms