1. Photosynthesis

2. Review!

3. Review!

4. Review!

5. What is photosynthesis?

6. What is photosynthesis?
Photosynthesis is a process that plants use to make their own food.
The process that plant cells use to change the radiant energy from sunlight into nutrients for the plant.

7. Why do you think photosynthesis is important?

8. Why do you think photosynthesis is important?
Releases oxygen
Plants begin all food chains so life is supported by this process

9. Where does photosynthesis occur in plants?

10. Where does photosynthesis occur in plants?
Chloroplasts in the leaves capture the sun’s radiant energy so it can be transformed into chemical energy
The source of energy for all organisms ultimately comes from the sun

11. Chlorophyll
Chlorophyll is the pigment in chloroplasts where photosynthesis occurs
Chlorophyll is responsible for absorbing the sun’s radiant energy and converting it into chemical energy
Chlorophyll is found in photosynthetic organisms

12. Why are plants green?

13. Why are plants green?
Chlorophyll absorbs all of the colors of visible light except green
The green light is reflected by chlorophylls causing plants to look green

14. Chlorophyll that absorbs the sunlight is found in the thylakoid membranes of the chloroplast

15. CFU:
What is photosynthesis and why is it important? Answer this question using 1-2 complete sentences.

16. Safety! Keep goggles on the entire time
Only touch materials when instructed
Don’t suck up the liquid through the straw!

17. Bromothymol Blue
Indictor used in experiments to detect if different chemicals are present
Detects certain chemicals by changing colors
This indicator is harmful if swallowed