1. 12 34 BTB Blue BTB Blue BTB Yellow BTB Yellow DarkLight

2. Photosynthesis. 6CO 2 + 6H 2 O  C 6 H 12 O 6 + 6O 2 (sunlight)

3. Cell Respiration C 6 H 12 O 6 + 6O 2  6CO 2 + 6H 2 O ATP

4. Results

5. Conclusions I have concluded that _____________________ and _______ __________________ occur in Elodea plants. In test tube #1 the color changed to ______________ because _____ was produced by _______ ___________________. _______________________ occurred in test tube #3 because it turned _____________ meaning that ______ was produced. Test tubes #2 and #4 were __________s. Elodea plants ___________ and ____________ CO 2. Energy flows through a system by the processes of _______ _______________ and ___________________.

6. Interconnections between abiotic and biotic factors CO 2 O2O2