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Question
Match the column A with B
| A | B | |
| i. | Epinasty of flower | GA3 |
| ii. | Natural auxin | NAA |
| iii. | Flowering in Litchi | IAA |
| iv. | Bolting of Beet | Ethylene |
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Solution
| A | B | |
| i. | Epinasty of flower | Ethylene |
| ii. | Natural auxin | IAA |
| iii. | Flowering in Litchi | NAA |
| iv. | Bolting of Beet | GA3 |
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RELATED QUESTIONS
Match the items in column A with those of column B.
| Column A | Column B | ||
| (a) | Auxin | (i) | apical dominance |
| (b) | Gibberellin | (ii) | cell-division |
| (c) | Cytokinin | (iii) | fruit ripening |
| (d) | Ethylene | (iv) | internodal elongation |
Multiple choice question.
Abscisic acid controls ______.
Very Short Answer Question:
What is role of gibberellin in rosette plants?
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Cause of degreening is ______.
Coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly cut coleoptile stumps.
What is the significance of the above experiment performed by Dr. F. Went?
Match the following lists and select the correct option.
| List I | List II | ||
| i. | 2,4-D | a. | Promotes senescence and ripening of fruits |
| ii. | ABA | b. | DelaysJeaf senescence |
| iii. | Gibberellins | c. | Increases the length of the sugarcane stem |
| iv. | Ethylene | d. | Kills dicotyledonous weeds without affecting mature monocotyledonous plants |
| e. | Stimulates the closure of stomata |
Name various plant hormones. Also give their physiological effects on plant growth and development.
Which one of the following pair of plant hormones inhibit flowering in some plants?
