1. air

3. water

5. sunlight

7. temperature

9. soil

11. nonliving
parts of the
environment

12. living or once
living
organisms in
the
environment

13. organism

15. one
individual
from a
population

16. all of the
individuals of one
species that live in
the same area at
the same time

17. population

19. populations of
different
species that
interact in some
way

20. community

22. Biotic
Factors

23. Abiotic
Factors