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What is the effect of gibberelins on bud...

What is the effect of gibberelins on buds ?

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### Step-by-Step Solution: 1. **Understanding Gibberellins**: Gibberellins are a type of plant hormone that play a crucial role in various developmental processes in plants. They are involved in regulating growth and development, including the elongation of stems, germination of seeds, and the flowering process. 2. **Effect on Buds**: When it comes to buds, gibberellins have a significant impact. They promote the growth and development of buds, leading to increased shoot elongation. This means that when gibberellins are present, buds are more likely to grow and develop into new shoots. 3. **Promotion of Flowering**: In certain types of plants, particularly long-day plants and biennial plants, gibberellins can also promote flowering. This means that the presence of gibberellins can trigger the transition of buds into flowering structures, depending on the plant species. 4. **Inhibition in Some Plants**: Conversely, in some other plants, including certain fruit trees, gibberellins may inhibit flowering. This indicates that the effect of gibberellins on buds and flowering can vary significantly depending on the type of plant. 5. **Conclusion**: Overall, gibberellins generally promote bud growth and can influence flowering in a species-dependent manner. Their effects can either stimulate or inhibit flowering based on the specific plant type.
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ICSE-PLANT GROWTH AND DEVELOPMENT-REVIEW QUESTIONS (VERY SHORT ANSWER TYPE QUESTIONS ( WITH ANSWERS ))
  1. Where are gibberellins present in greatest concentration?

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  2. Name the plant hormone that causes bolting in cabbage plants.

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  3. What is the effect of gibberelins on buds ?

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  4. What happnes if sugercane crop is sprayed with gibberellis ?

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  5. Name the active ingredient taken out of coconut milk.

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  6. What is the basic function that cytokinin performs ?

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  7. In which parts of plant - cytokinins are produced ?

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  8. If cytokinin is sprayed on cabbage and lettuce leaves what will happen...

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  9. Name a plant hormone that exist in gaseous state.

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  10. What is the effect of ethyelen on fruits?

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  11. Which plant hormone is released from an injured or over tip fruit whic...

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  12. Give 2 important roles of abscisic acid .

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  13. Where is ABA found in plants ?

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  14. Name 2 hormones that are antagonistic in action.

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  15. Which hormones promote activity of each other?

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  16. To promote flowering in pineapples, what are they sprayed with ?

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  17. Name a hormone that brings about seedless fruits by parthenocarpy.

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  18. Which hormone brings about stomatal closure during severe drought cond...

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  19. From which palnt was first naturally occurring cytokinin identified? W...

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  20. Name a selective weed killer.

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