Taxic Tropics

5. Directional growth of plant in response to water
7. Plant growth response to the direction of gravity
9. plant growth substance involved in phototropism,gravitropism and numerous other plant procedures. Produced at TIP of shoots and roots
11. plant growth response to the direction of light
13. The hormone that slows the aging of tissues
14. growth response to contact
16. First shoot above ground used in tropic studies
17. The part of the plant that is strongly positively gravitropic

1. The hormone that promotes grow by rapid elongation of cells
2. Directional plant growth response in response to chemical
3. All aspects of plant growth and life cycle are under the control of ....
4. Plant growth response to touch stimuli
6. plants make their food from photosynthesis
8. The collapse of the plants leaves when exposed to high light intensity
10. In plants the rapid growth or turgor movement in response to a non-directional stimulus
12. plant growth movement in a direction which relates to that of the stimulus
15. The part of the plant that is strongly negative gravitropic
18. The hormone that promotes seed dormancy