Ecosystems

9. When two or more organisms struggle for the same limited resource.
10. A species naturally found in a region but also present elsewhere.
11. A non-native species that spreads quickly and harms local ecosystems.
13. Water habitats like valleys or springs with low salt content.
14. A living or once-living part of the environment, like plants or animals. _____ factor
15. A coastal habitat formed by wind-blown sand, often stabilised by plants. Sand _____.
16. An area dominated by trees and undergrowth.
17. Dense, evergreen vegetation with tall shrubs and small trees.
19. A dry, rocky habitat with low, aromatic shrubs, common in Malta.
20. A species found only in a specific geographic area, such as the Maltese Islands.

1. Areas open to strong wind, sun, or sea spray, with little protection.
2. A non-living environmental element, such as sunlight or temperature. _______ factor
3. All the different populations living together in one area.
4. All individuals of one species living in the same area at the same time.
5. A species introduced by humans, intentionally or accidentally, from another area.
6. The role or job of an organism in its environment, including how it gets food and shelter.
7. The natural home or environment where an organism lives.
8. A system formed by living organisms interacting with each other and their physical environment.
12. An interaction where one organism hunts and eats another.
18. Woody plants smaller than trees, often found in maquis and garigue.