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Starting from the innermost part, the co...

Starting from the innermost part, the correct sequence of parts in an ovule are

A

egg, nucellus, embryos sac, integument

B

egg, embryo, sac, nucellus, integument

C

embryo, sac, nucellus, integument, egg

D

egg, integument, embryo sac, nucellus

Text Solution

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The correct Answer is:
B
Starting from the innermost part, the correct sequence of parts in an ovule is egg, embryo sac, uncellus, integument. This sequence can be seen in following
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NCERT EXEMPLAR-SEXUAL REPRODUCTION IN FIOWERING PIANTS-Sexual Reproduction In Fiowering Piants
  1. During microsporgenesis, meiosis occurs in

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  2. From among the sets of terms given below, identify those that are asso...

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  3. Starting from the innermost part, the correct sequence of parts in an ...

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  4. From the statements given below, choose the option that are true for a...

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  5. Autogamy can occur in a chasmogamous flower if

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  6. Choose the correct statement from the following.

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  7. A particular species of plant produces light, non-sticky pollen in lar...

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  8. From among the situations given below, choose the one that prevents bo...

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  9. In a fertilised embryo sac, the haploid, diploid and triploid structur...

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  10. In an embryo sac, the cells that degenerate after fertilisation are

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  11. While planning for an articifical hybridisation programmme involving d...

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  12. In the embryos of a typical dicot and a grass, true homologous structu...

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  13. The phenomenon observed in some plants wherein parts of the sexual ap...

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  14. In a flower, if the megaspore mother cell forms magaspores without und...

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  15. The phenomenon wherein, the ovary develops into a fruit without fertil...

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  16. Name the component cells of the 'egg-apparatus' in an embryo sac.

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  17. Name the part of gynoecium that determines the compatible nature of po...

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  18. Name the common function that cotyledons and nucellus perform.

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  19. Complete the following flow chart

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  20. Indicate the stages where meiosis and mitosis occur (1, 2 or 3 ) in th...

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