Across
- 1. the organelle where photosynthesis begins.
- 3. how animal cells get energy from sugar.
- 5. how plants make their own sugar.
- 7. reactions that do not need sunlight present.
- 9. a form of energy we use.
Down
- 1. dioxide animals breathe this out and plants breathe this in.
- 2. reactions in photosynthesis where carbon dioxide is made into glucose.
- 4. reactions that happen with sunlight present.
- 6. the roots of a plant they provide this reactant
- 8. another name for sugar.