Advertisements
Advertisements
प्रश्न
Name the phytohormone related with the given phenomenon.
- Apical dominance
- Bolting of Cabbage
- Artificial ripening of fruit
- Acts as Anti-transpirant by closing stomata
टिप्पणी लिखिए
Advertisements
उत्तर
- Auxin
- Gibberellins
- Ethylene
- Abscisic acid
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Common gibberellin is
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 |
Name the following:
Growth-retarding hormone in plants.
List five plant growth hormones and briefly describe their roles.
Multiple choice question.
Abscisic acid controls ______.
A gardener wants to give bushy appearance to plants in our college campus.
- What should he do to achieve the same?
- Which property of phytohormones he must be aware of?
Which hormone induces parthenocarpy in tomatoes?
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 |
IAA stands for ______.
Name the plant hormones responsible for the following
- elongation of cells
- growth of stem
- promotion of cell division
- falling of senescent leaves.
