Across
- 1. Addition of mass in a living thing
- 4. Reaction to stimulus
- 6. Arranged in an orderly way
- 7. Process of change where a organism becomes suited to its environment
- 8. Group of organisms that can reproduce
- 9. An organism that can adapt to its environment
- 10. Process of natural change
Down
- 2. Regulation of internal systems
- 3. Production of offspring
- 5. Living thing made of cells