Photosynthesis

2. The gas absorbed by plants from the atmosphere.
3. The primary green pigment that absorbs light energy to start the light-dependent reactions.
6. The process in which stored energy is broken down so it can be used by an organism when there is no food source available.
10. The primary sugar produced by photosynthesis.
11. The source of energy for nearly all living things.
12. The organelle in plant cells where photosynthesis takes place.
13. An organism, like a plant, that produces its own food in the form of sugar.
14. The gas released into the atmosphere by plants as a waste product.

1. The process by which plants use light energy to convert water and carbon dioxide into glucose and oxygen.
4. An organism that cannot make its own food; a consumer.
5. A substance that is formed as the result of a chemical reaction.
7. A group of atoms bonded together.
8. A substance absorbed through roots and split during the light-dependent stage.
9. A substance that is part of a reaction and goes through a change.