Food Webs

2. Animals that only eat plants
5. any organism too small to be viewed by the human eye without help, as bacteria or some fungi and algae.
7. An organism that makes its own food and serves as a source of food for other organisms in a food chain
8. An organism that feeds on and breaks down dead plant or animal matter, thus making organic nutrients available to the ecosystem.
11. A substance that is consumed by plants or animals to maintain life or growth
12. a system of interlocking and interdependent food chains

1. A series of types of living things in which each one uses the next lower member of the series as a source of food
3. an organism within a community that feeds upon plants or other animals
4. When two or more organisms are in demand for the same limited resources
6. Organisms that eat only animals and insects
9. An organism that eats both plants and animals
10. A system involving the interactions between a community of living things in an area and its nonliving environment
12. Bacteria and _____ are types of decomposers