Crossword 5

2. A molecule that carries high-energy electrons for use in the Calvin Cycle
6. Adenosine triphosphate, an energy carrier molecule produced in the light reactions
11. A molecule that absorbs specific wavelengths of light
12. The organelle in plant cells where photosynthesis takes place
13. The process of splitting water molecules using light energy, producing electrons, protons, and oxygen
15. A wasteful process where rubisco binds with oxygen instead of carbon dioxide, reducing photosynthetic efficiency
18. The fluid-filled space in the chloroplast where the Calvin Cycle occurs
19. Accessory pigments that absorb different wavelengths of light and protect chlorophyll

1. The main pigment in plants that absorbs light for photosynthesis
3. An organism that obtains energy by consuming other organisms
4. Flattened membrane sacs inside the chloroplast that house the light reactions
5. The enzyme that catalyzes the fixation of carbon dioxide in the Calvin Cycle
7. The process of generating ATP using the energy from light
8. The process by which plants convert light energy into chemical energy stored in sugars
9. The movement of protons across a membrane to drive ATP production
10. An organism that produces its own food using light or chemical energy
14. Plants that fix carbon at night to reduce water loss in dry climates
16. ____ reactions The first stage of photosynthesis that captures light energy to produce ATP and NADPH
17. ____ Cycle The second stage of photosynthesis where ATP and NADPH are used to convert CO₂ into sugars