Across
- 3. dangerous
- 6. to (make something) become larger in amount or size
- 7. to use something again for a different purpose
- 9. to make or become different
- 10. illness
Down
- 1. harm
- 2. rubbish
- 4. to keep someone or something safe
- 5. the relationship of living things to their environment
- 8. the natural environment in which an animal or plant usually lives