Across
- 1. how many of a species
- 3. inherited from ancestors
- 6. value importance of ef economy
- 7. diverse ecological biodiversity diversity with living and nonliving things
- 9. a living or nonliving thing
Down
- 2. type of organism
- 4. the interactions between biotic and abiotic factors
- 5. webs many food chains put together
- 8. genes that make up a species