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Movement of Sunflower towards the direct...

Movement of Sunflower towards the direction of Sun in

A

photonasty

B

phototropism

C

nyctinasty

D

seismonasty

Text Solution

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The correct Answer is:
B
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TRUEMAN BIOLOGY-PLANT GROWTH AND DEVELOPMENT AND PLANT MOVEMENTS -MULTIPLE CHOICE QUESTIONS
  1. When the rate of maximum growth is maintained for sometime, it is know...

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  2. Plants grow towards water, this phenomenon is called

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  3. Movement of Sunflower towards the direction of Sun in

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  4. The seeds which are affected by the presence of light at the time of g...

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  5. The seeds of tomato can not germinate in the presence of light and hen...

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  6. The germination where hypocotyl grows actively bringing the seed above...

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  7. The germination where epicotyl elongates and becomes curved keeping th...

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  8. The process when the embryo of the seed continues growth while the lat...

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  9. Vivipary occurs in

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  10. Correct sequence of different phases of growth is

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  11. For germination of seed, which light is necessary Which wavelength o...

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  12. If the tip of- seedling is cut off, growth as well as bending ceases b...

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  13. A photoblastic seed is gives following treatment. In which case germi...

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  14. Growth hormones function

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  15. What is not true about auxin ?

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  16. The universal natural auxin of plants is

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  17. Transport of auxins is

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  18. Apical dominance is

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  19. Moving on a grass lawn facilitates better maintenance primarily owing ...

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  20. Which of the following hormones is used in root formation on stem cutt...

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