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NEETBotanyPlant - Growth and Development

How many gibberellins have been reported from various organisms?

Options

  1. ALess than 10
  2. BAbout 50
  3. CMore than 100
  4. DAround 20

Correct answer

C. More than 100

Step-by-step solution

Gibberellins are another kind of promotery PGR. There are more than 100 gibberellins reported from widely different organisms such as fungi and higher plants. They are denoted as GA1 , GA2 , GA3 and so on.All GAs are acidic. They produce a wide range of physiological responses in the plants. Their ability to cause an increase in length of axis is used to increase the length of grapes stalks.

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