Ecology Part 1

3. Non-native plants, animals, and diseases that cause harm to the environment
5. The variety of all living things and their interactions
6. Organisms that use sunlight directly to make sugar
8. The relatively permanent waning of a response as a result of repeated stimulation
10. An object or organism the limits the growth of a population
11. Organisms that hunts other organisms
14. Made up of the interaction of all living organisms
15. Nonliving factors in the environment
17. Organic matter that derives from living or recently living organisms
20. An organism that gains energy from deceased organisms

1. The maximum quantity of organisms in an area
2. Representation of energy flow
4. An interaction between organisms or species
7. The environment where an organism lives
9. The changes in energy that occur in and between organisms within an ecosystem
12. A simple diagram that represents the consumption of organisms in an ecosystem
13. Living factors in the environment
16. An organism that is hunted by a predator
18. Organisms that eat producers or other organisms for energy
19. Complex combination of food chains