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Plant Growth and Development question

2013 · Q2
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Plant Growth and Development question

2013 · Q2

NEETBiologyPlant Growth and DevelopmentMCQ+4 / −1
The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of
  1. A
    NAA, 2, 4-D
  2. B
    Phenyl acetic acid
  3. C
    Cytokinin
  4. D
    IAA, IBA.
View written solutionFree

Correct answer: A

Plants which are difficult to flower can be made to do so by spraying them with 2, 4, –D (2, 4 – dichlorophenoxy acetic acid) and NAA (napthalene acetic acid) which are synthetic auxins, e.g., litchi, pineapple.

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