Across
- 2. Living things use _____ to survive. page 10.
- 6. a person who studies plant life. Page 6.
- 7. When something reacts to something else. page 9.
- 8. ________ biologists help improve this. Page 6
- 9. Something with characteristics that shows it is alive and living. Page 6.
Down
- 1. When something in nature grows and changes. Page 9.
- 3. Science of life. Page 4.
- 4. A group of organisms that can reproduce together. page 9.
- 5. Humans and plants are _______. Page 6