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Name the growth hormone associated with ...

Name the growth hormone associated with cell elongation especially shoot tip.

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The correct Answer is:
Auxins.
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ICSE-PLANT GROWTH AND DEVELOPMENT-REVIEW QUESTIONS (VERY SHORT ANSWER TYPE QUESTIONS ( WITH ANSWERS ))
  1. Which hormone is associated with senescence or ageing?

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  2. Name hormone associated with growth inhibiting activities like dormanc...

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  3. Name the growth hormone associated with cell elongation especially sho...

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  4. Name a principal naturally occurring auxin present in plants.

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  5. On which plants did Darwin and Francis conduct their experiments ?

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  6. Who conducted the famous Avena curvature test ?

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  7. Where are auxins present in the plants ?

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  8. What is napthalene acetic acid ( NAA) ?

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  9. Name the fungus that causes foolish seedling disease.

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  10. Where are gibberellins present in greatest concentration?

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

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  12. What is the effect of gibberelins on buds ?

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

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

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  15. What is the basic function that cytokinin performs ?

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

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

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

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  19. What is the effect of ethyelen on fruits?

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

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