Cell Energy
Across
- 4. gas used to begin photosynthesis
- 6. organisms that gain nutrients from eating other organisms
- 7. where cellular respiration takes place
- 9. and example of an autotroph
- 10. Uses food (glucose) in the presence of oxygen to release stored energy (ATP)
- 13. organisms that use light energy to make their own food source
- 14. cellular respiration that occurs in the presence of oxygen
- 16. second step of cellular respiration
Down
- 1. first step of cellular respiration
- 2. where photosynthesis takes place
- 3. an example of a heterotroph
- 5. Uses sunlight to convert water and carbon dioxide into carbon compounds and oxygen
- 8. reaction in photosynthesis that needs light to use water to produce oxygen
- 10. green pigment in chloroplasts that collects sunlight for photosynthesis
- 11. reaction in photosynthesis that does not need light
- 12. cellular respiration that occurs without oxygen
- 15. gas used to begin cellular respiration
- 17. final step of cellular respiration (3 letter abbreviation)