Ecology Crossword Puzzle

2. the natural environment of an organism; place that is natural for the life and growth of an organism
5. When a different populations are in a area.
9. diversity among and within plant and animal species in an environment.
11. A organism that feeds on plants and, or animals.
12. A complex biotic community.
14. the process by which the concentration of toxic substances increases in each successive link in the food chain.
17. A organism that eats meat.
21. When a organism lives with another and neither gets harm.
22. a system formed by the interaction of a community of organisms with their environment.
23. The weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years.
24. the living together of two dissimilar organisms, as in mutualism, commensalism, or parasitism.

1. When two different animals benefit from each other.
3. Any combustible organic material, as oil, coal, or natural gas, derived from the remains of former life.
4. The amount of a specific species in the area.
6. A living organism in a environment.
7. The clearing of trees.
8. A organism that can make their own food.
10. The non-living things in the environment.
13. a relation between organisms in which one lives as a parasite on another.
15. any organism capable of self-nourishment by using inorganic materials as a source of nutrients.
16. A animal schedule, what the animal does in its natural environment on a daily basis.
18. a relation between animals in which one organism captures and feeds on others.
19. When animals are fighting over a food source.
20. A organism that eats only herbs and vegetables.