Unit 3 Vocabulary
Across
- 1. Stimulus a change within the organism
- 4. body's ability to keep the internal balance of the body stable
- 5. a response within a system
- 9. below-ground part of a plant
- 11. turning of an organism in response to an external stimulus
- 12. balanced; unchanging
- 14. growth that happens in organisms in response to gravity
- 15. tissue in plants that transports nutrients through the plant
- 16. a push or pull that can change the position of an object
- 17. growth in response to light, a stem bending toward a light source
Down
- 2. a change in the environment outside the organism
- 3. a thing or event that causes a reaction
- 6. vascular tissue in plants that transports fluid throughout the plant
- 7. pressure exerted by water inside the cell on the cell wall
- 8. a change in the position of an object
- 10. above-ground part of a plant
- 13. process of moving water through plants