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Would you expect soyabean plants to flow...

Would you expect soyabean plants to flower if given a daily light exposure of 15 hours ? Give reasons.

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Soyabean being a short day plant requires long interrupted night. Six hours light should be considered good for flowering, During the end of light period Pfr form of phytochrome changes into Pfr form. During long night period Pfr changes into Pr form inducing flowering.
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MODERN PUBLICATION-PLANT GROWTH AND DEVELOPMENT-REVISION EXERCISES (Short Answer Questions )
  1. Describe how auxins are related with bending of shoots towards the sou...

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  2. Mention two roles of gibberelin in plants

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  3. Would you expect soyabean plants to flower if given a daily light expo...

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  4. Would you expect soyabean plants to flower if given a daily light expo...

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  5. How does abscisic acid act antagonistically to auxins and gibberellins...

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  6. Which among the following is a long day plant ? Why is it so called ? ...

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  7. Write the full forms of two synthetic auxins NAA and IBA. What for are...

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  8. What induces ethylene formation in plants? Give two different actions ...

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  9. What is the effect of each of the following on germination of seeds: ...

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  10. Differentiate between quiescence and dormancy with reference to seed g...

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  11. What is meant by bioassay ? Name any two bioassays for auxins.

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  12. Name the hormone that acts as an antagonistic to ABA. From which micro...

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  13. What is meant by abscission? Name the phytohormone involved in it.

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  14. List the four ways how the use of auxins may help in obtaining better ...

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  15. Write any four agricultural applications of ethylene.

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  16. Name the only gaseous natural plant hormone.

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  17. What is differentiation?

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  18. Define plasticity

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  19. Which parts of plant produce cytokinins?

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  20. What is sigmoid growth curve ?

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