Across
- 3. plants use _______ during photosynthesis to produce glucose and oxygen.
- 7. a flattened, membrane-bound sac inside the chloroplast.
- 8. these structures contain chlorophyll and are where photosynthesis takes place.
- 9. a gas that is vital for the survival of many organisms.
- 10. refers to a mutually beneficial relationship where one organism lives inside another.
Down
- 1. the process by which plants, algae, and some bacteria convert light energy into chemical energy.
- 2. a clear liquid that is essential for all living organisms.
- 4. a tiny particle of light.
- 5. where the light-independent reactions of photosynthesis take place.
- 6. a type of sugar that serves as an essential source of energy for living cells.