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Double fertilization involves :-...

Double fertilization involves :-

A

Fertilization of the egg by two male gametes

B

) Fertitization of two eggs in the same embryosac by two sperms brought by one pollen tube

C

Fertilization of the egg and the central cell by two sperms brought by different pollen tube

D

Fertilization of the egg and the central cell by two sperms brought by the same pollen tube

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The correct Answer is:
D
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MOTION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Exercise - 2
  1. The anterior end of pollen tube burst by the process of in embryo sac-

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  2. Synergids help in

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  3. The function of suspensor is

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  4. Hap loid, dip loid and tr ip loid conditions respectively can be trace...

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  5. If the leaf of Capsella has 46 number of chromosomes then how many chr...

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  6. If the nucellus cell of an Angiosperm contains 24 chromosomes the numb...

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  7. In Angiosperm, if haploid number of chromosome is 12 then what will be...

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  8. In Angiosperm, if number of chromosomes in endosperm is 30, what will ...

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  9. How many meiotic divisions are essential in formation of 100 seeds in ...

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  10. How many meiotic divisions are necessary for formation of 100 function...

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  11. Anemophily type of pollination is found in

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  12. ln grass what happens in microspore mother cell for the formation of m...

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  13. In flowering plants archesporium gives rise to

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  14. When a diploid female plant is crossed with a tetraploid male, the plo...

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  15. Parthenogenesis occurs when :-

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  16. Anther culture yields some haploid and diploid plants. Diploid plants ...

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  17. Double fertilization is essential for formation of

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  18. In which one pair, both the plants can be vegetatively propagated by l...

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  19. In a type of apomixis known as adventive embryony, embryos develop dir...

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  20. Double fertilization involves :-

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