Across
- 1. 9. What is the most damaging material for the planet?
- 2. 1. What do you find in nature?
- 4. 3. What do bees make?
- 5. 10. What is the rarest colour on plants?
- 7. 5. What comes from the coniferous tree?
- 8. 6. What colour are most plants leaves?
Down
- 1. 2. What is the process of plants breathing?
- 3. 8. What is the most useful natural material?
- 5. whale 7.What is the largest animal on the earth?
- 6. swallow 4. What is the national bird in Estonia?