Across
- 1. The study of interactions between organisms and their environment
- 4. Any living or once living thing
- 5. A quality or feature of a person or thing
- 7. The study of animals
- 8. The study of all organisms on Earth
- 9. The study of how living things pass features to their offspring
- 11. The amount of time an organism is expected to live
Down
- 1. Everything that surrounds you
- 2. The study of organisms too small to be seen with the eye
- 3. The study of plants
- 6. To make more of one's own kind of organism
- 10. part of food that an organism does not use