HBS Test Practice 1
Across
- 2. a group of cells that have the same job
- 4. one organ in the respiratory system
- 5. one living thing
- 8. a group of organs that have the same job
- 10. one organ in the cardiovascular system
- 11. one organ in the excretory system
Down
- 1. smallest unit of life
- 3. one organ in the muscular system
- 6. one organ in the digestive system
- 7. one organ in the nervous system
- 9. a group of tissues that have the same job