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4. water which collects as droplets on a cold surface when humid air is in contact with it.
12. the strength and vitality required for sustained physical or mental activity.
13. of or related to life.
15. A chemical process that occurs in plants, algae, and some types of bacteria, when they are exposed to sunlight.
17. an area classified according to the species that live in that location.
18. organisms that breaks down dead organic material.
20. a plant's loss of water, mainly through the stomata of leaves

1. the action of breathing.
2. An animal that feeds on flesh
3. someone who created and supplies goods or services.
5. largely carnivores that feed on the primary consumers or herbivores.
6. an organism that eats mainly plants and other producers.
7. water is transferred from the land to the atmosphere by evaporation from the soil and other surfaces and by transpiration from plants.
8. the process that changes liquid water to gaseous water
9. A person who purchases goods and services for personal use.
10. make up the second trophic level.
11. The interactions of living organisms with non-living organisms.
14. An animal that eats both plant and animals.
16. any liquid or frozen water that forms in the atmosphere and falls back to the earth
19. renewable organic material that comes from plants and animals