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Why are some seeds of Citrus referred to...

Why are some seeds of Citrus referred to as poly-embryonic ?

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CHETANA PUBLICATION-REPRODUCTION IN LOWER AND HIGHER PLANTS -Exercise
  1. Why are some seeds of Citrus referred to as poly-embryonic ?

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  2. Insect pollinated flowers usually posses ………….

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  3. In ovule meiosis occurs in ……….

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  4. The ploidy level is NOT same in ……..

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  5. Which of the following types require pollinator but result in genetica...

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  6. If diploid chromosome number in a flowering plant is 12, then which on...

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  7. In Angiosperms, endosperm is formed by/due to …………

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  8. Point-out the odd one ………

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  9. ………………… reproduces asexually by producing flagellated motile zoospores...

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  10. In grafting rooted plant is used as a………………

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  11. To produce 40 pollen grains ………………. Microspore Mother Cells are requir...

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  12. A flower with many free carpels is called as ……………..

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  13. How many mitotic divisions are required to produce a mature male gamet...

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  14. The stalk of the ovule is …………………

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  15. ……………………. Is a hair like projections shown by synergid, which guide th...

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  16. …………………….. Is a female gametophyle.

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  17. The type of pollination observed in Zostera and Vallisneria respective...

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  18. The bisexual flowers which do not open to favour autogamy are called …...

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  19. In Calotropis self-pollination is avoided by ……………

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  20. The number of meiotic divisions required to produce 200 seeds in a pea...

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  21. ……………. And ……… are two events of sexual reproduction in flowering plan...

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