Across
- 4. shoots / stems response to gravity.
- 5. characteristic of living things that means organisms being able to respond to environment.
- 6. growth response that plants make to light.
- 8. organ or tissue that enables an organism to make a response.
- 9. growth response that plants make to gravity.
- 10. growth response in plants.
Down
- 1. form of energy in environment that an organism can detect.
- 2. chemical released from tips of shoots and roots that enables growth responses in plants.
- 3. shoots / stems response to light.
- 7. specialised cell that can detect forms of energy in environment.
