Vocab 3

2. A biological community of interacting organisms and their physical environment
4. The movement of abiotic factors between the living and nonliving components within ecosystems
6. An organism that cannot make its own food
8. A series of steps in which organisms transfer energy by eating and being eaten
11. An organism that makes its own food
12. A nonliving part of an ecosystem
14. Scientific study of interactions among organisms and between organisms and their environment
15. The process by which an organism forms carbohydrates using chemicals, rather than light, as an energy source

1. Step in a food chain or food web
3. A living part of an ecosystem
5. Network of complex interactions formed by the feeding relationships amount the various organisms in an ecosystem
7. Conversion of light energy from the sun into chemical energy
9. Organism that feeds on plant and animal remains and other dead matter
10. A substance that is limited or scarce in an ecosystem so its limits productivity
13. A consumer that eats both plants and animals