Ecology

3. a complex network of interconnecting and overlapping food chains showing feeding relationships within a community
4. an organism that cannot produce its own food and must eat other plants and/or animals to get energy
5. an organism that eats plants and animals
7. an interacting group of various species in a common location
9. organisms that hunt and kill other organisms for food
10. an individual animal, plant, or single-celled life form
11. the natural home or environment of a plant, animal, or other organism
12. an organism that eats plants
15. organisms that make their own food
16. a community of living organisms (plants, animals and microbes) in a particular area
18. an organism that mostly consumes decaying biomass, such as meat or rotting plant material
20. section of biology about the relations of organisms to each other and their environment
21. the living components (organisms) that shape up the environment

1. a non-living part of an ecosystem that shapes its environment
2. an organism that eats other plants or animals for energy and nutrients
3. a linear sequence of organisms through which nutrients and energy pass as one organism eats another
4. an organism that eats meat
6. the region of the earth that encompasses all living organisms: plants, animals and bacteria
8. position of an organism in the food chain
11. a host is a larger organism that harbours a smaller organism
13. a community of animals, plants, or humans who interbreed
14. an organism that can produce its own food using light, water, carbon dioxide, or other chemicals
15. association between two different organisms wherein one benefits at the expense of the other
17. animals that are killed and eaten by other animals
19. an organism, often a bacterium, fungus, or invertebrate that feeds on and breaks down dead plant or animal matter