Ecosystems

6. the rate at which energy is added to the bodies of a group of organisms (such as primary producers) in the form of biomass
7. an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide.
11. organisms on the food chain that depend on autotrophs (producers) or other consumers for food, nutrition, and energy
13. an animal that feeds on flesh
15. make their food by taking sunlight and using the energy to make sugar.
16. an animal or person that eats food of both plant and animal origin.
17. the total quantity or weight of organisms in a given area or volume
18. a biological community of interacting organisms and their physical environment.
19. a non-living part of an ecosystem that shapes its environment
20. largely carnivores that feed on the primary consumers or herbivores

1. an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.
2. the process by which water vapor in the air is changed into liquid water
3. relating to or resulting from living things, especially in their ecological relations.
4. ecological succession that begins in essentially lifeless areas
5. the process that changes liquid water to gaseous water (water vapor)
8. a process that involves loss of water vapor through the stomata of plants
9. the strength and vitality required for sustained physical or mental activity.
10. an organism that eats other plants or animals for energy and nutrients
12. the position of an organism in the food chain
14. rain, snow, sleet, or hail that falls to the ground.