Across
- 2. death of the species
- 4. Ability to survive and reproduce
- 7. A supercontinent that exist a long time ago which all the continents were joined together
- 10. Same function, but not related, same structure that faced environmental pressure
- 11. Too much fertilizer that cause algal bloom
- 13. A group of organisms
- 15. Different function, the same feature
Down
- 1. number of species in the area
- 3. A species with high risk of entinction
- 5. Done by female and mating male
- 6. the remains of the species
- 8. environmental selection determines the selection of traits be increased or decreased in population for the survival of species over time
- 9. How organisms become fit to the environment
- 12. early development of species
- 14. Changes if species characteristic, traits, and appearance over time