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In a, typeof apomixis known as adventive...

In a, typeof apomixis known as adventive embryony, embryos, develop directly from the:

A

Nucellus or integuments

B

Synergids or antipodals in an embryo sac

C

Accessory embryo sacs in the ovule

D

Zygote

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A
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MBD PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-QUESTION BANK
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  4. Double fertilization,involves:

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  6. For the formation of tetrasporic embryo sac, how many megaspore mother...

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  7. Pollen 'sac in Cycas is called:

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  8. Polygonum type of embryo sac is :

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  9. In the angiosperm ovule central cell of the , embryo sac, prior to the...

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  10. Xenia refer to:

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  11. The pollination preferred by snails .

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  12. The arrangement of the nuclei in a normal embryo sac in the dicot plan...

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  13. Which one of the following is surrounded by a callose wall ?

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  14. Male gamete in angiosperm is produced by :

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  15. 8-nucleate embryo sac is :

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  16. Double fertilization (or triple fusion) leading to initiation of endos...

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  17. Many scientists consider viruses as living entities because these:

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  18. The mode of asexual reproduction in bacteria are:

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  19. Pollen tube usually enters the embryo sac :

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  20. Which one of the following represents an ovule , where the embryo sac ...

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