Across
- 4. Atmospheric effect that traps heat
- 6. Feature of an organism
- 8. Organisms enter or leave a population
- 9. Study of organisms with one another their physical environment
- 11. long term prevailing weather patterns in an area
Down
- 1. Group of interbreeding organisms for a particular area
- 2. Individuals that can interbreed successfully
- 3. transfer of food energy up trophic levels
- 5. short term patterns in an area
- 7. Selection Survival of the fittest
- 10. Codes for a trait