Across
- 4. uses photosynthesis to make its own food
- 6. small holes absorb carbon dioxide
- 9. organelle that contains chlorophyll
- 11. power house where cellular respiration happens
- 13. photosynthetic aquatic microorganism
- 14. part of a cell with a specific function
Down
- 1. living things too small to be seen
- 2. a substance formed after a reaction occurs
- 3. a group of atoms bonded together
- 4. where chemical energy is stored
- 5. aka blue-green algae
- 7. a substance that is part of a reaction
- 8. needed to sustain life; 2 hydrogens and 1 oxygen
- 10. chemical reaction combines CO2, H2O, and sun
- 12. green stuff needed for photosynthesis