Across
- 2. Is a perennial plant with a main woody stem or trunk that supports branches and leaves.
- 3. A low-to-medium-sized woody plant that has multiple stems rising from near the ground rather than a single main trunk.
- 5. The removal, minimization, or neutralization of dangerous pollutants and hazardous substances from soil, water, sediment, or air to safeguard human health and the environment.
- 8. An organism that completes its entire life cycle—from birth/germination to reproduction and death—within a single year or growing season.
- 9. Low-growing, green plants with narrow, blade-like leaves, jointed stems, and parallel leaf veins.
- 11. Anything relating to, living in, or made by the sea or ocean.
- 12. An ecological transition zone between deepwater aquatic systems and well-drained terrestrial uplands where land is covered by shallow water or saturated with water long enough to develop specialized soil and plant communities.
- 14. A complex ecological system dominated by trees and other woody vegetation interacting with the physical environment, other organisms, and the atmosphere.
- 15. Biotic factors that are not native to the region and usually cause harm to the environment.
Down
- 1. The progressive, predictable change in the species composition and structure of a biological community over time.
- 4. Any plant that lives for more than two years (often many years or decades), continuing to grow and reproduce season after season without needing to be re-planted.
- 6. Any biotic factor living in a specific region through natural evolution where no human interference established its presence.
- 7. An expansive, natural land area dominated by native grasses, grass-like plants, forbs, shrubs, or open woodlands that serve as habitat and forage for wild and domestic grazing and browsing herbivores.
- 10. Living organism.
- 13. Non-living thing.