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Gibberellins increase the longitudinal g...

Gibberellins increase the longitudinal growth in intact plants.

Text Solution

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Gibberellins become active in meristems.
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Which meristem is responsible for longitudinal growth in plants?

Growth in plants is -

Knowledge Check

  • Assertion : Gibberellins enhance the longitudinal growth of intact plants Reason :Activity of gibberellins requires the presence of meristems.

    A
    If both Assetion and Reason are true and the Reason is a correct explanation of the Assertion
    B
    If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion
    C
    If Assertion is true but the Reason is false
    D
    If both Assertion and Reaon are false
  • Gibberellins increase the rate of malting by

    A
    enhancing starch digestion
    B
    decreasing the rate of starch digestion
    C
    mobilisation of auxins
    D
    stimulating the synthesis of hydrolytic enzymes
  • Plant growth is

    A
    Irreversible
    B
    Increase in size
    C
    Localised
    D
    All the above.
  • Similar Questions

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    Plant growth is

    Growth in plant occur

    Typical growth curve in plants is

    [A]: Elongation and division of cells are pro- moted by gibberellins. [R]: Gibberellins increase the formation of hydrolytic enzymes that release energy nec- essary for growth

    Which of the following statements are correct? 1.Gibberellins can substitute light treat- ment 2. Gibberellins increase the yield of malt from barley grains in the brewing industry 3. Gibberellins favour flowering in long day plants 4. Gibberellins induce flowering in short day plants Select the correct answer using the codes given below