Unit 3 Test Extra Credit
Across
- 3. when a plant grows towards the light
- 8. a plant's response to stimulus
- 10. when a plant doesn't have enough water it has ________ turgor pressure
- 11. a leaf is what level of organization
- 13. the amount of this is what causes the plant to wilt or stand straight
- 15. how a plant reacts to a stimulus
- 17. when roots grow down due to gravity
- 18. a root tip is what level of organization
Down
- 1. response of a plant to low turgor pressure
- 2. the amount of pressure on a plant's cell wall due to the water inside of the cell
- 4. when a plant has plenty of water it has ________ turgor pressure
- 5. something that causes an organism to react
- 6. a seed is what level of organization
- 7. stimulus of phototropism
- 9. a root system is what level of organization
- 12. cell organelle that stores water, waste, and food
- 14. stimulus of geotropism
- 16. the water inside the seed must put _________ in order for the seedling to break out