Across
- 2. produce offprings
- 5. eat or use something
- 6. top layer of earth in wich plants grow
- 7. take air though the nose and mouth
- 10. the way that plants make their food
- 11. have an effect on each orther
Down
- 1. the world land ,sea ,ocean
- 3. a living thing
- 4. a chemical that helps plants and humans to grow
- 6. a group of similar organims that can reproduce
- 8. countinue to live
- 9. small lakes