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प्रश्न
The figure given below shows the stages of ripening in a banana. Answer the question that follow:
Mention two characteristic features of this hormone.
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उत्तर
Characteristic features of ethylene:
- Site of synthesis:
o It is synthesised in senescent leaves and flowers, germinating seeds and ripening fruits.
- Functions:
o Induces and promotes fruit ripening
o Promotes fruit ripening
संबंधित प्रश्न
Apical dominance phenomenon is caused by
Name the following:
Growth-retarding hormone in plants.
Multiple choice question.
Which is employed for the artificial ripening of banana fruits?
A farmer is fed up of weeds in his Wheat farm. Which of the following chemicals he can use to overcome the problem?
First natural cytokinin was obtained from ______.
Why is ABA known as antitranspirant?
Write the name of Hormone that can overcome the requirement of vernalization.
Which hormone causes Bakanae disease of rice?
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 |
Which plant hormone is called an antitranspirant?
