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प्रश्न
Write the name of______
- First hormone discovered in plants.
- Biological name of fungus from which Gibberellins were first isolated.
- The name given to the first cytokinin by Skoog and Miller.
टिप्पणी लिखिए
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उत्तर
- Auxin
- Gibberella fujikuroi
- Kinetin
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संबंधित प्रश्न
What is the general name of chemical substances which bring about control and coordination in plants?
Common gibberellin is
List five plant growth hormones and briefly describe their roles.
First natural cytokinin was obtained from ______.
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 |
In which part of plant does auxin synthesis occur?
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 plant hormones responsible for the following
- elongation of cells
- growth of stem
- promotion of cell division
- falling of senescent leaves.
