Across
- 5. The animal having backbone in their body.
- 6. The first step of scientific learning.
- 7. The thing that has mass and occupies space.
- 8. The process of preparing food by the plants.
- 9. The plant that only live a year.
- 10. The animal that lay egg to reproduce.
Down
- 1. The plant that bear flower.
- 2. The process of changing liquid into vapour.
- 3. The smallest planet of solar system.
- 4. The larva of a butterfly.