Across
- 3. Factor non living parts of an ecosystem
- 4. plant growth in response to touch
- 7. the growth a of plant roots toward or away from water
- 8. Stimuli Changes to the conditions outside the body
Down
- 1. plant growth in response to light
- 2. plant growth in response to the environment
- 5. Stimuli Changes to the conditions inside the body
- 6. Factor Living parts of an ecosystem