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Root development is promoted by...

Root development is promoted by

A

Abscisic acid

B

Auxin

C

Gibberellin

D

Ethylen

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The correct Answer is:
D
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AAKASH SERIES-PLANT GROWTH AND DEVELOPMENT -EXERCISE -III (PREVIOUS AIPMT/NEET QUESTIONS)
  1. Dr. F.Went note that if coleoptile tips were removed and planced ...

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  2. During seed germination its stored food is mobilized by

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  3. Vernalisation stimulates flowering in

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  4. Throught their effects on plants growth regulator , what do the te...

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  5. Which one of the following generally acts as an antagonist to gibbe...

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  6. Root development is promoted by

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  7. One of the commoly used plant growth hormone is tea plantation is

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

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  9. Phototropic curvature is the result of uneven distribution of

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

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  11. One of the synthetic auxn is

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  12. Senescence as an active developmental celluar process in the growth...

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  13. Importance of day length in flowering of plants was first shown in

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  14. The wavelenght of light absorbed by P(r) from of phytochrome is

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

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  16. Opening of floral buds into flowers , is a type of

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

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  18. Farmers in a particular region were concerned that premature yellowi...

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  19. How does prunning help in making the hedge dense ?

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  20. Treatment of seeds at low temperature under moist conditions to b...

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