Across
- 4. is not a pyramid
- 5. the one and only planet in the solar system that has an atmosphere capable of supporting life
- 6. the layer nearest to the surface of earth
- 9. small, single-celled organisms without nucleus and includes archaea bacteria, cyanobacteria and mycoplasma.
- 10. the highest and thinnest layer
Down
- 1. elements of biodiversity
- 2. thinnest layer
- 3. the solar system was a cloud of dust and gas
- 7. are formed from polymers that were formed grouped together
- 8. solid with liquid properties