7.4 Lesson 3

2. Bacteria, fungi, and invertebrates that break down dead organic matter, returning nutrients to the soil.
4. Water absorption into the soil to become groundwater.
7. __________________ of Matter = Matter is not created or destroyed, but recycled within ecosystems.
9. The input needed for cellular respiration to happen are: oxygen and ___________
11. The place in a cell where cellular respiration takes place
13. The purpose of photosynthesis is to ___________ food for plants
14. Chemical substances (e.g., nitrogen, phosphorus) required for organism growth and reproduction.
15. The inputs needed for photosynthesis to happen are: carbon dioxide, sunlight, and ___________

1. Reservoirs that store carbon, such as forests or oceans.
3. The outputs created once photosynthesis has happened are: glucose and _______________
5. The outputs created once cellular respiration has happened are: ___________, carbon dioxide, and water
6. The purpose of cellular respiration is to __________ food down for energy
7. The place in a cell where photosynthesis takes place
8. The sequence of how energy and nutrients are transferred throughout an ecosystem.
10. Biogeochemical ___________ is the movement of nutrients (e.g., carbon, nitrogen, water) through the atmosphere, soil, water, and living organisms.
12. The layer of gases surrounding Earth, containing nitrogen and CO2