Across
- 1. Able to decay naturally
- 5. Study of crimes and criminals
- 6. The study of systems
- 8. Special words or expression
- 9. A strong feeling of fear
- 10. The study of living things
- 11. Someone who has been involved in something
- 13. The way plants react to gravity
Down
- 2. Something with plants
- 3. The study of rocks
- 4. A living cell or organism
- 6. Like or relating to the earth's surface
- 7. The study of buildings
- 12. The number and types of plants and animals that exist in a particular area or in the world