Across
- 3. Process of releasing energy from food
- 5. Any living thing
- 8. Tool to see very small objects
- 11. A group of organisms that can reproduce together
- 12. Bones that protect the spinal cord
- 14. Organ that filters waste from blood
- 16. Transports oxygen and nutrients in the body
- 18. The basic unit of life
- 19. Plant part where photosynthesis happens
- 20. Organs used for breathing
- 21. Jelly-like substance inside cells
Down
- 1. Process plants use to make food from sunlight
- 2. A body part made of tissues with a special job
- 3. Plant part that takes in water from soil
- 4. Process of breaking down food
- 6. A group of similar cells working together
- 7. Organ that controls thoughts and actions
- 9. Plant part that supports leaves and flowers
- 10. Organ that pumps blood around the body
- 13. The natural home of an organism
- 15. Control center of the cell
- 17. Green pigment in plants