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NTA Abhyas NEET2020BotanyPlant - Growth and DevelopmentPractice

The hormone that promotes female flowers in cucumbers is:

Options

  1. AAuxins
  2. BGibberellins
  3. CCytokinins
  4. D​Ethephon

Correct answer

D. ​Ethephon

Step-by-step solution

Ethephon hastens fruit ripening in tomatoes and apples and accelerates abscission in flowers and fruits (thinning of cotton, cherry, walnut). It promotes female flowers in cucumbers thereby increasing the yield.

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