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The body of the ovule becomes completely...

The body of the ovule becomes completely inverted in anatropous.
The body of the ovule is placed transversely in Hemianatropous.
The body of the ovule becomes inverted in amphitropous.
The curvature of the ovule leads to horse-shoe shape in campylotropous.

Answer

Step by step text solution for The body of the ovule becomes completely inverted in anatropous. The body of the ovule is placed transversely in Hemianatropous. The body of the ovule becomes inverted in amphitropous. The curvature of the ovule leads to horse-shoe shape in campylotropous. by BIOLOGY experts to help you in doubts & scoring excellent marks in Class 12 exams.

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An ovule which bears horse shoe shaped nucellus …………. .

part of ovule which becomes the seed coat .

Knowledge Check

  • Identify the type of ovule, where the nucellus acquires a horse - shoe shaped structure.

    A
    a) Anatropous
    B
    b) Hemianatropous
    C
    c) Campylotropous
    D
    d) Amphitropous

  • Embryosac is otherwise known as female gametophyte. The body of the ovule between the chalaza and embryo sac is called hypostase. Tenuinucellate ovules have very small nucellus. The ovule with one integument said to be monosporic.

    A
    I and II only
    B
    II and III only
    C
    II and IV only
    D
    I and IV only

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    Explore conceptually related problems

    The body of a leech becomes _________ shaped when extended.

    Name and explain the inverted ovule.

    After fertilization the ovule becomes _______.

    A typical angiospermous ovule is attached to the placenta by means of a stalk called X. Body of the ovule fuses with X in the region called Y. Identify X and Y.

    Assertion : Pollination and fertilization in flowers produces fruits and seeds. Reason : After fertilization the ovary becomes fruit and ovule becomes seed.

    (a) Draw a longitudinal sectional view of typical anatropous ovule to show the site where double fertilization takes place . Label any four major parts of the ovule . (b) How do the male gametes that are present in the pollen grains reach the site mentioned by you in part (a) to cause double fertilization ?

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