Related Questions

    1.

    In the fully organized Polygonum type of embryo sac, what is the ratio of haploid, diploid and triploid nuclei?

    A

    3:1:33{\rm{ }}:{\rm{ }}1{\rm{ }}:{\rm{ }}3

    B

    6:0:16{\rm{ }}:{\rm{ }}0{\rm{ }}:{\rm{ }}1

    C

    6:1:06{\rm{ }}:{\rm{ }}1{\rm{ }}:{\rm{ }}0

    D

    3:2:33{\rm{ }}:{\rm{ }}2{\rm{ }}:{\rm{ }}3

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    9.

    Which one of the following is not a correct explanation of cross-pollination?

    A

    Transfer of pollen grains from anther to stigma of another flower of a different plant of the same species

    B

    Transfer of pollen grains from anther to stigma of another flower of the same plant

    C

    Transfer of pollen grains from anther to stigma of the same flower

    D

    Transfer of pollen grains from anther to stigma of another flower of a different variety of the same species

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