Crossword 2

3. individual members of a population
4. Degradation act of polluting a habitat until the quality of the habitat can no longer support life
7. Fragmentation breaking up habitats to the point where the habitat can no longer remain functional
9. study of the relationship between an organism and its environment
12. consume decayed plants and animals
14. microscopic marine algae
15. non-living factors
17. animals found in an area
18. any living organism
19. when one species kills another for food
20. invertebrate aquatic animals such as crab, lobster or shrimp

1. when two species benefit from ecological interaction
2. area in which animals, plants and other organisms live
5. related to water
6. plants found in an area
8. related to soil or dry land
10. taking an area which has been degraded and rebuilding the area
11. non-use of natural resources having little-to-no human intervention and interaction
13. when one species benefits while another is unaffected
16. Destruction act of complete loss of habitat through direct human involvement