Across
- 1. the organ that controls thinking
- 3. the organ where food is digested.
- 7. the organ that sends blood around the body
- 8. The organ that covers your body.
Down
- 1. soil as well as in humans and animals. They are often the cause of disease.
- 2. the smallest part of a chemical element.
- 4. Very tiny creatures that live on plants or animals
- 5. the smallest part of an animal or plant that can work independently. all plants and animals are made of these
- 6. the organ that cleans the blood