Across
- 2. Removes waste through urine
- 5. Movement
- 6. Fights infection
- 7. Controls all functions of the body
- 9. Provides shape and support for the body
- 10. Heart and blood vessels pump blood through the body to transport oxygen
- 11. Anything that causes an organism to react
Down
- 1. Supplies the body with oxygen (breathing)
- 2. Secretes hormones to regulate life processes
- 3. Produces offspring
- 4. Breaks down food to absorb nutrients
- 6. Covers and protects the body
- 8. Maintaining constant internal conditions in a changing environment