Column A

1. phototroph __
   

2. light reaction__
   

3. dark reaction__
   

4. NADP__
   

5. PGAL__
   

6. hydrogen sulfide__
   

7. chlorophyll__
   

8. oxygen__
   

9. carbon dioxide__
   

10. autotroph__
    

11. Chloroplast ___
    

Column B

B. the place where photosynthesis takes place.

C. the main pigment molecule of photosynthesis.

D. also known as the Calvin cycle.

E. the substance that directly converts to glucose.

F. a substance used by bacteria in place of water during photosynthesis.

G. produces the energy to run the dark reaction.

H. carries hydrogen atoms from one reaction to another.

I. organisms that use light energy to make food.

J. a substance that is restored to the air by plants.

K. any ogranism capable of making its own food.