U2LS9PT Part I
Across
- 1. A system that allows food to go in and digest the food.
- 3. the smallest level in the hierarchy.
- 5. When many different organs combine to work together.
- 8. A system to take in oxygen remove carbon dioxide and water
- 9. A human body system helps keep the body shape.
- 10. A human body system help collect information and also gives out information.
- 12. An organ that helps the circulatory system function.
Down
- 2. Homeostasis maintains the ________ of an organism.
- 4. group of organism combine it creates ______
- 6. A system prevent organism to go extinct.
- 7. system that allows movement by contracting.
- 11. blood cells carry oxygen from our lungs throughout our body.