Ecology

2. an organism that cannot make its own food
4. describes non-living things in the environment
7. a biological community of interacting organisms and their physical environment
8. an organism that makes its own food
9. describes living factors in the environment
11. the variety of life in a particular habitat
12. the study of how living things interact with each other and their environment

1. a species that influences the survival of many other species in an ecosystem
3. the largest population that an environment can support at any given time
5. consists of all life on Earth, including land, water, and the atmosphere
6. a group of organisms inhabiting the same region and interacting with each other
10. a group of ecosystems that share similar climates and typical organisms