Sexual Reproduction in Flowering Plants

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1. 1 2019 Odisha Megasporogenesis and embryo sac
   Which is the most common type of embryo sac in angiosperms?
   A Tetrasporic with one mitotic stage of divisions B Monosporic with three sequential mitotic divisions C Monosporic with two sequential mitotic divisions D Bisporic with two sequential mitotic divisions
   Check Answer
2. 2 2019 Odisha Pollination by water
   What type of pollination takes place in Vallisneria?
   A Pollination occurs in submerged condition by water B Flowers emerge above surface of water, and pollination occurs by insects. C Flowers emerge above water surface, and pollen is carried by wind. D Male flowers are carried by water currents to female flowers at surface of water
   Check Answer
3. 3 2019 Odisha Outbreeding devices
   In which one of the following, both autogamy and geitonogamy are prevented?
   A Wheat B Papaya C Castor D Maize
   Check Answer

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