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Question

The characteristic of the anatropous ovule is


A

Occurrence of hilum near the micropyle

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B

Presence of raphe

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C

Body of the ovule is inverted

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D

All the above

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Solution

The correct option is D

All the above


The correct option is D.

Explanation for the correct option:

  1. Chalaza and micropyle are on a straight line, however, micropyle is 90% helium.
  2. The micropile is therefore close to the funiculus.
  3. Because the body of the ovary is connected to the lateral funiculus, the ovary has a similar apex.
  4. When funnels join the body of the ovary, a ridge called a ref is formed.
  5. The mechanism by which the ovary connects the body with the funnel is called the hilum.
  6. More than 80% of angiosperm families have anatropous ovule, making it the most prevalent type of ovule.
  7. When the body of the ovule rotates 180 degrees the micropile goes towards the funiculus.
  8. Anatropus ovule has each of the features listed below.
  9. Hilm is present near the micropile.
  10. The raphe is inside the anatropous ovule.
  11. The body of the ovule is inverted.

Final answer: The existence of raphe, the presence of a hilum close to the micropyle, and an inverted ovule body are the characteristics of an anatropous ovule.


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