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Sexual Reproduction in Flowering Plants — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSexual Reproduction in Flowering Plants1 Mark
MCQ
In a type of apomixis known as adventive embryony, embryos develop directly from the:
  • A
    Nucellus or integuments
  • B
    Synergids or antipodals in a embryo sac
  • C
    Accessary embryo sacs in the ovule
  • D
    Zygote
✓

Answer

  1. Nucellus or integuments

Explanation:

Adventive embryony is the process of the embryonic development without fertilization.

The embryo does not develops from the reproductive cells or the gametes.

They may develop from the nucellus or integumentary cells.

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