Across
- 5. geotropism is shown by the shoots of plants
- 7. is a tropic movement shown by obliquely growing stems
- 10. is physiological response to relative length of day and night
- 11. tropic movements shown by roots of plants towards water
- 12. dicovered the volatile plant hormone
- 14. tropic movement shown by trendrils of herbs
- 16. synthesise abscisic acid
- 19. the only volatile or gaseous hormone
- 20. nastic movement regulated by temperature
Down
- 1. are swollen areas consisting of loosely packedparenchymatous cells
- 2. induction of flowring process by exposure to prolonged coldness
- 3. movement induced by chemical substances
- 4. response of plants running parallel to soil
- 6. break dormancy of seeds
- 8. acid is the most naturally occurring auxin
- 9. formation of fruits without seeds
- 10. special pigments that regulate photopriodic responses
- 13. is promoted by the volatile hormone of the plant
- 15. leaves of oxalis plant shows this movement
- 17. hormone that promotes stem elongation
- 18. first naturally occurring cytokinin