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प्रश्न
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 |
जोड्या लावा/जोड्या जुळवा
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उत्तर
| Column A | Column A | ||
| (a) | Auxin | (i) | apical dominance |
| (b) | Gibberellin | (iv) | internodal elongation |
| (c) | Cytokinin | (ii) | cell-division |
| (d) | Ethylene | (iii) | fruit ripening |
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 7: Chemical Coordination in Plants - Review Questions [पृष्ठ ९०]
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संबंधित प्रश्न
Name the following:
Hormone that stimulates growth by cell division.
Name the following:
Growth-retarding hormone in plants.
Gibberellins are synthesised from ______.
Which hormone induces parthenocarpy in tomatoes?
Apical dominance refers to ____________.
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 |
First cytokinin was discovered by Skoog and Miller while working on tissue culture of ____________ plant.
Antidiuresis is the role of ______ hormone.
Name the first hormone that was discovered in plant and its precursor.
Study the diagram given below and answer the questions that follow:
- Name the phenomenon depicted by the shoot in the above diagram.
- Which plant hormone plays an important role in the above movement?
- Complete and rewrite the given statement by filling in the correct terms:
Shoots show positive ______ whereas, roots show positive ______.
