Across
- 4. Animals that eat both plants and animals.
- 6. The process in which oxygen reacts with food to produce energy.
- 7. The movement or the ability to move.
- 8. Animals that live in water.
- 9. Dry lands that receive very little rain.
- 10. A physical process of exchanging gases between the body and the air.
- 12. Animals that live on land.
Down
- 1. Animals that eat only plants.
- 2. Animals that eat only flesh of other animals.
- 3. The process of digesting food.
- 5. Give out air.
- 11. To adjust in a new living condition.