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The hormone which was discovered through...

The hormone which was discovered through ' foolish seedling ' disease of rice is
Or
Bakane disease in paddy is caused by

A

GA

B

ABA

C

2,4 D

D

IAA

Text Solution

Verified by Experts

The correct Answer is:
A
Gibberellins (GA) were first observed from the fungus Gibberella fujikuroi, the causal organism of foolish seedling disease of rice plants in Japan by Kurasawa in 1926.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-Plant Growth and Development -Exercise
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  2. The wavelength of light absorbed by Pr form of phytochrome is

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  3. The hormone which was discovered through ' foolish seedling ' disease ...

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  4. Which one of the following pairs , is not correctly matched

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  5. How does pruning help in making the hedge dense

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  6. An enzyme that can stimulate germination of barley seeds is

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  7. Treatment of seed at low temperature under moist conditions to break i...

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  8. Growth in internodal regions of green plants is due to

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  9. Anthesis is a phenomenon which refers to:

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  10. One set of a plant was grown at 12 hours day and 12 hours night period...

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  11. Differention of shoot is controlled by

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  12. Plants deficient of element zinc, show its effect on the biosynthesis ...

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  13. Hormone responsible for ageing is

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  14. Which one prevents premature fall of fruit ?

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  15. Hormone that breaks dormancy of seeds/potato tuber is

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  16. Which of the folloewing is a long day plant

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  17. Protienaceous pigment which is the centre of the activities concerned ...

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  18. Which method makes the seed coat permeable and allows growth of embryo...

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  19. What reason will you assign for coconut milk used in tissue culture?

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  20. Geocarpic fruits are produced by

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