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Phototropism is due to the hormone...

Phototropism is due to the hormone

A

IAA

B

GA

C

2-4 D

D

Cytokinin

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The correct Answer is:
A
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CENGAGE BIOLOGY-PLANT GROWTH AND DEVELOPMENT -Archives
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  2. Opening of floral buds is

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  3. Which one of the following pairs is not correctly matched?

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  4. The wavelength of light absorbed by Pr form of phytochrome is

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

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  6. Senescence as an active devlopmental cellular process in the growth an...

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  7. Impotance of day length ( photoperiodism ) in flowering of plants was ...

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  8. One of the synthetic auxin is

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  9. Which one of the following acids is a derivative of carotenoids?

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  10. Phototropic curvature is result of uneven distribution of

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  11. Impotance of day length ( photoperiodism ) in flowering of plants was ...

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  12. Coiling of graden pea tendrils around any support is an example of

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  13. One of the commonly used plant growth hormone in tea plantation is

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  14. Root development is promoted by

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  15. Through their effect on plant growth regiulators, what do the temperat...

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  16. Which one of the following generally acts as an antagonist to gibberel...

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  17. Vernalization stimulates flowering in

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  18. During seed germination, its stored food is mobilised by

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  19. Which one of the following is not used for ex situ plant conservation

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  20. Non-albuminous seed is produced in

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  21. Which one o f the following plant hormone (phytomone ) Is know as a st...

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