biology

2. an organism that can produce its own food using light, water, carbon dioxide, or other chemicals
4. living organisms involving the production of energy, typically with the intake of oxygen and the release of carbon dioxide
6. a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis
8. an animal or person that only eats food of animal origin
10. an animal or person that only eats food of plant origin
13. plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water

1. an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur
3. an organism that eats other plants or animals for energy and nutrients
5. consists of all the food chains in a single ecosystem
7. an animal or person that eats food of both plant and animal origin
9. a plastid that contains chlorophyll and in which photosynthesis takes place
11. group of organisms linked in order of the food they eat, from producers to consumers, and from prey, predators, scavengers, and decomposers
12. the source of energy for use and storage at the cellular level