• 1. 
    In Angiosperms, the functional megaspore gives rise to

  • ovule
  • embryo
  • embryo sac
  • endosperm
  • 2. 
    Which of the following shows double fertilization?

  • Angiosperms
  • Gymnosperms
  • Algae
  • All of the above
  • 3. 
    Which of the following contains the filiform apparatus?

  • zygote
  • synergids
  • generative cell
  • egg
  • 4. 
    Which of the following undergoes meiosis?

  • conidia
  • gemmules
  • meiocyte
  • megaspore
  • 5. 
    Perisperm is different from endosperm because

  • it is haploid
  • it is diploid
  • it does not contain reserve food
  • it is formed by fusion of secondary nucleus and many sperms
  • 6. 
    The pollen tube enters the embryo sac through

  • Central cell
  • Egg cell
  • Degenerated synergid
  • Persistent synergid
  • 7. 
    Embryo sac of the angiosperms having eight nuclei is

  • only tetrasporic
  • only bisporic
  • only monosporic
  • any of the following
  • 8. 
    Double fertilization is due to the fusion of

  • male gametes with egg and synergid
  • male gametes with egg and secondary nucleus
  • male gametes with egg and polar nuclei
  • male gametes with two eggs
  • 9. 
    Double fertilization was discovered by

  • Leeuwenhoek
  • Hofmeister
  • Nawaschin and Guignard
  • Strasburger
  • 10. 
    The embryo sac occurs in

  • endosperm
  • ovule
  • axis part of embryo
  • embryo
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